vt. 拿住,握住;保留,保存;扣留,拘押;容纳;
vi. 拿住,握住;同意,赞成;保持不变;有效;
n. 握住;保留;控制;
🗣️ 情景例句
I know.
我知道。
Is there any discount for the USA Railpass?
火车通行证有折扣吗?
As a shipbuilder, Cockerell was trying to find a solution to the problem of the wave resistance which wastes a good deal of a surface ship's power and limits its speed.