Sonet
[计] 同步光纤网标准
🗣️ 情景例句
All right, but be careful.
好吧 ，但你得小心。
He has never been out of China, so he is very excited about liveing abroad.
他以前从未出过国，因此对出国很兴奋。
Can you guess?
你能猜出来吗？