Casco
蛋白质粘合剂
🗣️ 情景例句
I hope you will excuse me.
希望你能原谅我。
One way or a round trip ticket?
单程票还是双程票呢？
It is now being used indifferently for both.
人们现在正漫不经心地把知识用于这两个方面，