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
May I speak to Miss Chen?
可以跟陈小姐讲话吗？
That street is only two miles long.
那条街仅仅是2英里长的。
It was mailed last week.
上个礼拜我们还没收到。