Ster
n. 灭菌, 绝育；消毒器, 杀菌器
🗣️ 情景例句
I know it's Malcolm Stewart.
我就知道是Malcolm Stewart。
The student is busy studying math.
这个学生忙于研究数学。
Of course. And why not buy some English tapes and some books to go with them? I'm sure you'll find them useful.
当然了。干吗不买些英语磁带和与之配套的书呢？我相信你会觉得它们有用的。