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
We'll head down there first thing tomorrow morning.
明早第一件事就是去那。
Do you have change for a twenty-dollar bill?
你付了一张20美元帐单了吗？
When you have finished the letter, you make any changes you wish, check it and print it.
当你打完信件，你可以随意修改、检查，然后打印。