Schmutzdecke
[医] 去污层(菌类)
🗣️ 情景例句
Well, then, perhaps we can get together another time.
也许我们可以另找时间聚一聚。
Nothing is difficult to the man who will try.
世上无难事，只要人肯试。
I don't believe we've met.
我们以前没有见过吧？