Dls
[计] 数据链路支持系统
🗣️ 情景例句
555-9470…and it's still busy.
555-9470……又忙 。
It is a matter of life and death to me.
那对我是生死交关的问题。
During a second trip to the USA in 1912.
在1912年第二次赴美期间。