Four-vector
四元矢量; 四矢量
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
🗣️ 情景例句
Then, take this afternoon off.
那么，今天下午就休息一下吧。
No matter what he does, don't show you mind.
不管他做什么，你总不要表现你介意。
She had believed in me.
她相信我。