Protokosin
[化] 原苦苏素
🗣️ 情景例句
I'd like to introduce you to some of my friends.
我想介绍你认识一些我的朋友。
Who makes everything right must rise early.
要把事事都做好，必须坚持起得早。
He was efficient in his work.
他工作效率高。