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
No, thank you.
不， 谢谢 。
To hold a firecracker
拥有爆竹
The children started to walk around the island.
孩子们开始绕着小岛散步。