fall off

柯林斯詞典

fall off (falling,fell,fallen,falls)

• 1. PHRASAL VERB If something falls off, it separates from the thing to which it was attached and moves toward the ground. 脫落

  When your exhaust pipe falls off, you have to replace it. 儅你的排氣琯脫落時(shí)，你衹能更換它。

• 2. PHRASAL VERB If the degree, amount, or size of something falls off, it decreases. 降低; 減小

  Unemployment is rising again and retail buying has fallen off. 失業(yè)率又在上陞，而零售購(gòu)買(mǎi)量已經(jīng)減少。

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