R.s.a.
[医] 右骶前(胎位)
🗣️ 情景例句
Can't you finish it tomorrow?
你明天完成它不行吗
I've had no time to prepare for this meeting, so I'll have to play it by ear.
我没有时间来准备这次会议，所以只好有什么说什么。
Oh, I see.
啊，明白了。