Technotron
结型场效应管
🗣️ 情景例句
you need to work at it, Grandpa.
你得常练它， 爷爷。
Billy, get off the doggie's tail.
比利，得扰人处且饶人，放他一马吧。
If you touch them you may break something or have an accident and hurt yourselves.
如果你用手摸它们，也许你会搞坏机器，或者会发生事故，打伤你自己。