Slu
abbr. slough 泥沼; special liaison unit 特派联络单元
🗣️ 情景例句
Get to the point.
请进入正题。
Would you let me know your fax number?
可以告诉我您的传真机号码吗？
Not at all, smiled Lucy. You're welcome!
“没关系，”露茜笑着说，“不用谢！”