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
I have been learning English for three years now.
我学英语有3年了。
To show off muscles.
展示肌肉。
One allegation often made is that noise produces mental illness.
常见的一种指责是，噪音能引起精神病。