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
But we can't do it without talking to the young people.
但我们不能在没有跟年轻人谈谈的情 下就去做。
Fortune to one is mother, to another is stepmother.
命运对一种人如亲娘，对另一种人却是晚娘。
who despised the prejudices and book learning of the Aristotelians,
他蔑视亚里士多德学派的偏见和空洞的书本知识。