S.t.u.
[医] 皮肤试验单位
🗣️ 情景例句
Oh, hi, darling.
哦， 亲爱的。
Turn up your radio please.
请你把收音机开响一点儿。
I'm not sure that this conference is as good as last year's.
我确信这次会议不如去年的会议精彩。