Timelike vector
[化] 类时矢量
🧩 词语组成解析
[化] 类时
🗣️ 情景例句
Hi, Susan.
嗨， Susan。
Oh, no! I've missed my plane.
糟糕，我错过了我订的航班。
When work continued, one man lit a cigarette as he was working, but, finding it had a strange taste, he put it out.
随后他们继续干活，一个工人在干活时点燃了一支香烟。可是他觉得有一股怪味，他就把烟灭了。