Sfts
abbr. Standard Frequency and Time Signals 标准频率和时间信号
🗣️ 情景例句
Examinations are at hand.
考试在即。
If this shirt doesn't fit,may I bring it back later?
如果这件衬衫不适合，我以后可以带回来换吗？
Advertisers discovered years ago that all of us love to get something for nothing.
做广告的人们多年前就发现我们大家都喜欢免费得到东西。