Vector operation
[计] 向量运算
🧩 词语组成解析
🗣️ 情景例句
used for new books
被用来购买新书
May I take pictures?
我能照相吗？
Though a little suspicious this time, the policeman gave him the same answer.
虽然那位警察这次有点疑心，但还是对他作了同样的回答。