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
Mr. O'Neill is the publisher of several magazines. O'Neill
先生是好几家杂 的发行人。
Why does only one sock get lost at a time?
为什么袜子只丢了一只呢？
'So do I,' answered the policeman in the same tone.
“我也是的，”警察用同样的声调回答，