Desideus
[化] 惰菌素
🗣️ 情景例句
After studying an hour, I finally got the hang of the lesson.
我学习了一个小时，终于理解了这一课的要点。
He has a pair of shoes.
他有一双鞋。
We appreciate your fast service.
麻烦你会尽力处理，谢谢。