Filesystem
n. 文件系统；档案系统
🗣️ 情景例句
My mother doesn't mind who comes to stay, she's very easy-going.
我母亲不在乎有什么人来往，她十分随和。
Besides the required courses, I'm taking an elective in the Lab Science.
除必修科目外，选修科目我选了实验科学。
Hold on.
等一等。