Vector operator
[计] 向量算子, 向量运算符
🧩 词语组成解析
🗣️ 情景例句
I want to spend more time with Robbie.
我想多花点时间和Robbie在一起。
Make yourself necessary to someone.
使你有益于人。
It was no use pretending that I had not seen him, so I waved to him.
若再装作没看见他已是没有用了，我只好向他招手。