Sfts
abbr. Standard Frequency and Time Signals 标准频率和时间信号
🗣️ 情景例句
Excuse me, are you Mr. Peter from England?
对不起，请问你是英国的皮特先生吗？
Now, I'd be happy to answer your questions.
现在，我乐意答复你们的问题。
I didn't know she could swim. Who taught her?
我不知道她会游泳。谁教她的？