B.a.g.
[医] 颊轴龈的
🗣️ 情景例句
This career move is a step in the right direction.
这次变动是你在事业上的一次迈进。
How long have you been studying English?
你学了多长时间的英语了？
Yes. It's a Chinese car.
对，那是辆中国产的小汽车。