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buckle up 英　美

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buckle up

phrase. 系好安全带；把…扣紧　

Please buckle up.　请系好安全带。

But we don't correctly weigh the cost (the three seconds it takes to buckle up) against the risk (death).　但我们未能正确权衡这种对抗死亡危险的代价（系好安全带花三秒钟）。

1. Please buckle up.

请系好安全带。
2. But we don't correctly weigh the cost (the three seconds it takes to buckle up) against the risk (death).

但我们未能正确权衡这种对抗死亡危险的代价（系好安全带花三秒钟）。
3. When you get in your car, you buckle up for safety, and if you're a parent, you make sure your children are buckled up, as well.

当您自驾时，为安全起见您会扣上安全带；如果您是家长的话，您同样需要确保您的孩子系好安全带。

ˌbuckle ˈup

(NAmE)

(BrEˌbelt ˈup)

(informal)to fasten yourseat belt(= a belt worn by a passenger in a vehicle)系上安全带