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
and I love being here with the family,
而我也喜欢和家人在一起。
Do you have your driver's license?
你有驾驶执照吗？
is an unfortunate victim of adverse circumstances,
是逆境的牺牲品，