Dcd
[计] 数据载波检测
🗣️ 情景例句
I manage my time perfectly so that I can always get things done on time.
我很会利用时间，因此总能准时完成工作。
Could you give me some comments?
你有什么感想吗？
Before he retired, Frank was the head of a very large business company, but as a boy he used to work in a small shop.
在退休前，弗兰克是一家非常大的商业公司的经理，但他小时候却在一家小铺里做工。