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
It was a pretty dumb thing to do.
做那件事真傻。
You scared me!
吓我一大跳！
He no sooner recovers his equilibrium than the next porpoise comes along and hits him another crack.
海龟刚恢复平衡，第二只海豚又冲过来猛击一下。