Undergird
vt. 从底层加固, 支持, 加强
🗣️ 情景例句
Good luck! And stop worrying!
祝你好运， 别再担心！
We shouldn't have any trouble if the traffic isn't to heavy.
如果交通不太拥挤的话，我们不会有什么困难。
Quick! said Li Lei. Lucy and Wei Hua, go round that corner and stop the traffic.
“快！”李垒说，“露茜和魏华，去那拐弯处拦住车辆”。