Tr tube
[电] TR管
🧩 词语组成解析
[计] 磁带记录器, 磁道, 磁带驻留, 故障报告
🗣️ 情景例句
you need to work at it, Grandpa.
你得常练它， 爷爷。
He who fears being conquered is sure of defeat.
怕吃败仗的就要打败仗。
This led to yet another angry argument.
这又引起一场唇枪舌剑的争吵。