Plasma sheath
[电] 等离子体被覆
🧩 词语组成解析
sheath
[ʃi:θ]
n. 护套;鞘;叶鞘;紧身装;
v. 包，盖;
🗣️ 情景例句
Ask him to join us for lunch.
请他来和我们一起吃午饭。
He that boasts of his own knowledge proclaims ignorance.
夸耀知识实乃无知。
Somebody's knocking at the door. I'll answer it.
有人在敲门，我去开。