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 the Dean of Admissions for the University of Michigan.
他是Michigan大学的新生注册主任。
Mary cried all night for her great loss.
玛丽因为失去了她最重要的东西，而整晚哭泣。
Now she looks pale as if she were ill.
现在她脸色难看，好像病了一样。