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| NOUN |
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| /Θʌm/ |
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| | the part at the side of your hand that is like a wide finger （大）拇指 | She lifted the note carefully between finger and thumb. 她小心翼翼地用拇指和手指拈起那张纸条。a. | | | a | the part of a glove that covers your thumb （手套的）拇指部分 | | | | b | to point your thumb at someone or something in order to show that you are talking about them 将拇指指向（所谈论的对象） | | | | c | to point your thumb upwards in order to show that you approve of something or that there are no problems 竖起大拇指，翘起大拇指（以表示赞成或说明没问题） | | |
| PHRASES |
| - | be all (fingers and) thumbs informal
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| to be unable to control your hands, for example because you are nervous |
| （由于紧张等而）笨手笨脚，笨拙 |
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| - | rule of thumb
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| a simple practical rule that helps you in doing something |
| 简单实用的原则 |
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| A good rule of thumb is to restrict yourself to one or two typefaces in each document. 一个简单实用的原则是：每一份文件只用一两种字体。 |
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| - | under sb’ s thumb
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| completely controlled by someone else |
| 在某人的控制下；在某人的支配下 |
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