Plasmosan
聚乙烯基吡咯烷酮
🗣️ 情景例句
Philip, do you have the key to the trunk?
Philip衣箱的钥匙在你那吗？
They describe how each process goes on to the next.
表述着每道工艺间的衔接情况。
Hi, George.
你好，乔治。