laboratory                                                                 n. 实验室 enroll, enrol                                                                      v. （美/英）登记，注册 reach                                                                                v. 伸手取（某物） specimen                                                                               n. 标本；样品 alcohol                                                                                                            n. 酒精 disappointed                                                                 adj. 失望的，沮丧的 disappointment                                                            n. 失望，沮丧 gaze                                                                                 v.   凝视，盯着 challenging                                                    adj. 有挑战性的，引起兴趣的 unpleasant                                                  adj. 讨厌的，使人不愉快的 set                                                              v. 着手；决心 disgusting                                                       adj. 十分讨厌的，令人恶心的 ghastly                                                                   adj. 苍白的，死人一般的 beneath                                                         prep. 在……下面 sideways                                                                 adv.&adj. 侧面地；横向地 magnifying glass                                                                                     n. 放大镜 instrument                                                                    n. 仪器，（精密）器械 limited                                                                      adj. 受局限的，有限的 field                                                                   n. （研究的）范围，领域 desperation                                                                                                n. 绝望 scale                                                                      n. （鱼、蛇等的）鳞，鳞片 nonsense                                                                 n. 无意义的行为 strike                                                                      v. （一种想法）突然产生 feature                                                                                   n. 特点，特征 creature                                                              n. （包括人类的）生物，动物 encouraging                                                             adj. 激励的，振奋人心的 attentively                                                             adv. 专心地，聚精会神地 brief                                                                       adj. 简洁的，简短的 air                                                                                            n. 神态，样子 earnestly                                                                                    adv. 认真地 visible                                                                         adj. 可见的，看得见的 plainly                                                                           adv. 明白地，易懂地 misery                                                                           n. 苦恼，痛苦，不幸 wretched                                                       adj. 讨厌的，悲惨的，可怜的 criticism                                                                                                   n. 批评 close                                                   n. （一段时间、活动的）终结，结束 inquire                                                                                                      v. 询问 next best                                                               adj. 次好的，居第二的 disconcerting                                                      adj. 令人紧张的，使人心慌的 account                                                                          n. 说明，解说；报告 reassuring                                                           adj. 使人放心的，给人打气的 symmetrical                                                                                          adj. 对称的 paired                                                                                                     adj. 成对的 thoroughly                                                                          adv. 完全地，彻底地 repay                                                                               v. 回报，偿还 wakeful                                                              adj. （夜间）不眠的，睡不着的 most                                                                              adv. 非常，很，极 enthusiastically                                                               adv. 热情地，热心地 point                                                                                 n. 特征，品质 artificial                                                                           adj. 人造的，人工的 aid                                                                                    n. 辅助器具 repeat                                                                              v. 重说；重做 similarity                                                                                                 n. 相似之处 family                                                                                n. （生物）科 part                                                                                 v. 使分开，分离 part with                                                                  丢掉，卖掉，放弃 observe                                                                        v. 观察，注意到 orderly                                                                   adj. 有秩序的，有条理的 arrangement                                                                         n. 排列；安排 urge                                                                       v. 驱策；激励；推动 connection                                                           n. 联系；关系 in connection with                                                                                 与……相关联 law                                                                                                         n. 规律 Proper Names Samuel H. Scudder 塞缪尔·H·斯卡德(人名) Agassiz 阿加西斯(人名) Useful Expressions seem to (do )                                                                                       好像,似乎 wish to do                                                                                            希望做某事 by and by                                                                                              过不久 gaze at                                                                                                 注视,凝视 start to do                                                                                             开始做某事 do sth. with a will                                                                                 决心去做某事 point out                                                                                               指出 forbid sb. to do                                                              禁止某人做某事 urge sb. to do                                                             敦促某人做某事 be content with                                                                                   满足于 put away                                                                                              放在一边 part with                                                                                               卖掉,放弃 enroll in                                                              成为……的一员 He wanted to enroll (his name) in themming class. He wants his best friend at college to enroll in the same club. give an account of                                                                              叙述 The police told him to give an exact account of the road accident. be convinced that                                                                                 确信 I am convinced that he is lying.