Premedicate
前驱用药, 术前用药
🗣️ 情景例句
but I have some of the pictures.
但我手头有一些照片。
I will be visiting London in March.
我将在三月份访问伦敦。
He waited until the volcano became quiet and he was able to return two days later.
他等到火山平静下来，两天以后又返回去。