Ssfs
[医]Single Slice Flow Study
🗣️ 情景例句
Come and see me later and I'll give you some advice.
稍后来见我，我给你一些建议。
Old bees yield no honey.
老蜂不酿蜜。
They were expecting a valuable parcel of diamonds from South Africa.
他们正期待从南非来的一个装着钻石的贵重包裹。