pin

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【释义】：

n．❶ 别针，大头针，饰针，徽章针．❷ 钉，栓，销．❸ (pl．)【口语】腿：be quick(slow)on one’s pins腿快(慢)．

△be neat as a new pin非常整洁的．be(or sit)on pins and needles如坐针毡，坐卧不安．not care a pin一点也不在乎．pins and needles(身体某部)发麻．

－(pinned，pinning)vt．❶ (用针)别住，钉住：pin up a notice钉上一张通知．pin the label of…on sb．给某人扣上…帽子．He pinned a Chairman Mao badge on his chest．他把毛主席像章别在胸前．❷ 寄托(希望、信任)：We pin our hopes on the young people．我们把希望寄托在年轻人身上．pin one’s faith on sb．(or sth．)信任…．❸ 按住，束缚住，止住：The fall of the roof pinned down the horse．屋顶倒塌压住了马．pin sb．down to a promise逼某人履行诺言．