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
A little knowledge is dangerous.
一知半解最危险。
Who has no haste in his business mountains to him seem valleys.
做事不急，履险如夷。
It means to shake.
它的意思是“震动”。