Peridia
[医]（单peridium）包被
🗣️ 情景例句
I moonlight as a reporter.
我兼职当记者。
I'm a graduate of Yale University, I have a Doctor of philosophy degree.
我是耶鲁大学的毕业生，我有哲学博士学位。
These were the so-called mainframe machines.
它们被称为主机。