Reversing tube
[计] 反向管
🧩 词语组成解析
a. 回动的\\n[化] 换向
🗣️ 情景例句
Glad to see you. Good-bye.
很高兴见到你。再见。
He is a doctor. He has his own practice.
他是个医生，他自己开业。
Are they from Australia?
他们是来自澳大利亚吗？