Usr
abbr. 不加热血清反应素玻片试验（Unheated Serum Reagin）；用户服务例行程序（User Service Routine）；美国机器人公司（U.S. Robotic）
🗣️ 情景例句
He's upset over the fact that he wasn't promoted this year.
他对今年没有升迁感到恼怒。
Just forget about it.I never did like it anyway.
别把这件事放在心上。我本来就不喜欢这桌布。
He took off the first shoe and threw it on the floor.
他脱下第一只鞋子，把它丢在地板上。