S.t.s.
[医] 梅毒血清试验
🗣️ 情景例句
Did you do anything special?
你们做了什么特别的事情吗？
He is now out of touch with his old friends.
他现在已经没有和他过去的朋友联系了。
I can do nothing but that.
我只会做那件事。