one direction
一个方向
跟时爱航苏晶例句
Tom went off in one direction and Harry in another.
汤姆朝一个方向国欢重各西施理英走，哈里则朝另一个方向走。
The current flows in one direction in a diod来自e.
电流在二极管中只朝单方向流动。
The valves of the heart allow the blood to pass in one direction only.
心脏的瓣膜使血液只能朝一个方向流动。
