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
Da dada da da dada da da da da da da dada.
哒 哒哒 哒 哒 哒哒 哒 哒 哒 哒 哒 哒 哒哒。
All cats love fish but fear to wet their paws.
猫都爱吃鱼，却怕爪弄湿。
I told her that either I would have to buy a new mower or let the grass grow.
我告诉她，要么买一台新割草机，要么让草长下去。