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smart   聪明的
smart   感到刺痛

eg：This smart little boy's head smarts.
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sound   声音
sound   身体结实，健全的

eg：From the sound of your heart, you're in sound shape.
从你心脏的声音判断，你是健康的。
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sport    体育
sport    好小子

eg：Jack said he would donate the money to build a new sports center. He's a real sport.
杰克说要为建造新体育馆捐款。他真是个好小子。

相关：
sportsman-like 像个运动员，体现了比赛精神，堂堂正正的。
eg：The hockey team did not act sportsman-like.
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toy 玩具
toy 欺负，摆弄

eg：Don't toy with that antique toy.

相关：
plaything 玩具
eg：I'm not your plaything, so leave me alone.
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treat   处理，对待
treats 请客，招待

eg：The babysitter treated the children well. She even gave them treats.
那个保姆对孩子很好，还请孩子吃点心。
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trip 旅行
trip 绊倒，被绊住

eg：I can't go on the trip because I tripped and broke me leg.

相关：
nose-dive 头朝下跌倒
eg：Just before he got to the ball, he nose-dived.
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wash 洗衣
wash 旗鼓相当

eg：If you wash my clothes for a week, we'll call it a wash.
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bag 袋子
baggy 宽松的

eg：Please put that baggy sweater in this bag.

相关：
a bag of bones.干瘦的人（动物）
eg：The old dog looked like a bag of bones.

in the bag （胜利；成功等）确定的，肯定成功的
eg：This game is in the bag. There's no way we can lose.
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bone   骨头
bony   皮包骨的，瘦的
eg：This dog is bony because all you give him to eat is bones.
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bubble   泡沫
bubbly   精神的，开朗的

eg:The prime minister was bubbly about the strong economy, but he didn't know that it was just a bubble.

相关：
bubble with laughter笑个不停
eg: The little girls bubbled with laughter on their way to school.

bubble with joy 高兴的直闹腾
eg: Jane's getting married. She's bubbling with joy.