Ucr
abbr. unconditioned response 无条件反应; utilization care review 应用观察评价
🗣️ 情景例句
Oh, Somebody's at the door. I have to go.
哦，有人来了，我得去开门。
What shall I send him for his the New Year?
我要送他什么东西作为新年礼物？
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。