Polyethyleneglycol
聚乙二醇
🗣️ 情景例句
We are looking forward to our holidays.
我们盼望着假期的到来。
Mrs.Jones,this is Mr. John Smith.
琼斯夫人，这是约翰、史密斯先生。
Now she looks pale as if she were ill.
现在她脸色难看，好像病了一样。