Ppt.
[医] 沉淀[物], 制备的, 精制的
🗣️ 情景例句
Hi, Bob.
嗨，鲍勃。
So they are content to let him go to America.
所以他们满意地让他去美国了。
The radio says the snow will stop later in the day.
无线电广播说 今天晚些时候雪会停的。