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
I'll come and give you a hand tomorrow.
我明天来帮你忙。
He who despises small things seldom grows rich.
小钱不计，大钱不聚。
You don't know where Karen is, do you?
你不知道卡轮在哪，是吧？