Unit vector
[计] 单位向量
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Which tourist attractions are the best?
哪一个旅游景点最好？
I told him to come in while waiting.
我告诉他进来等一下。
'And where were you at the time?'
“那你当时在什么地方？”