Proteic substance
[医] 蛋白质
🧩 词语组成解析
蛋白质的
🗣️ 情景例句
He couldn't teach such dull children.
他教不了这么笨的孩子。
Who undertakes many things at once, seldom does anything well.
许多事情同时干，一件事也办不成。
Yes, it is.It's very urgent.I feel awful. I have a terrible toothache.
是的，很急。我难受极了，牙痛得要命。