Tr cavity
[电] TR空腔
🧩 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've got three days off next week.
下星期我有三天假。
The adventure had been planned for quite a while.
那项冒险曾经作了长期的周详计划。
You've got it.
你对了！