Vector arithmetic
[计] 向量运算
🧩 词语组成解析
🗣️ 情景例句
Well, I'd describe it as a book which is a ...
嗯， 我会把这本书形容一幅……
Coming events cast their shadows before them.
山雨欲来风满楼。
I was very glad when the boys won the relay race.
我非常高兴，男同学在接力赛中获胜。