Hdx
[计] 半双工
🗣️ 情景例句
Why don't you speak to Dad?
你们为什么不跟爸爸说说看？
To strive, to seek, to find, and not to yield.
要奋斗，要探索，要有所发现，而不要屈服。
Good morning! What can I do for you?
早上好！您想买点什么？