Dls
[计] 数据链路支持系统
🗣️ 情景例句
when she goes back to Greece.
她回去希腊时。
Would you let me know your fax number?
可以告诉我您的传真机号码吗？
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，