buckle-up

柯林斯词典

buckle up (buckling,buckled,buckles)

• 1. PHRASAL VERB When you buckle up in a car or aeroplane, you fasten your seat belt. 系上安全带[非正式]

  A sign just ahead of me said, "Buckle Up. It's the Law in Illinois."

  在我前面的一个告示牌上写着“系上安全带，这是伊利诺伊州的法律”。

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