Schmutzdecke
[医] 去污层(菌类)
🗣️ 情景例句
What do you do when you are not working?
工作之余你有什么消遣活动？
One cannot eat one's cake and have it.
事难两全其美。
and even so, some starting data has to guessed,
既使是这样，有些开始时的资料也不得不依靠推测，