Sector velocity
[化] 扇形速度
🧩 词语组成解析
🗣️ 情景例句
Too easy for you?
对 ，太容易了
Please try to be congenial and welcome the guests with a small.
请用笑脸愉快地迎接客人吧。
We'd have to compare notes on what we've discussed during the day.
我们想用点时间来研究讨论一下白天谈判的情况。