Srna
n. [生化]可溶性核糖核酸
🗣️ 情景例句
I could tell something was up by the look on their faces.
我一看他们的脸色就知道有事。
It is lost labour to sow where there is no soil.
没有土壤，播种也是徒劳。
Yes. I'd like to invite you to dinner at my flat before I move.
好的。我想在搬家前请你到我家吃饭。