Unicom
abbr. underwater integration communication 水下综合通讯; universal communication 通用通讯
🗣️ 情景例句
Yes?
是吗？
What kind of grades did you make in college?
你在学院得到什么样的等级？
Every night, the man upstairs came back late.
每天晚上，楼上人回来很晚。