Polyvinylether
[化] 聚乙烯醚
🗣️ 情景例句
What time do you usually have supper?
你通常几点吃晚餐？
Happy New Year!
新年快乐！
Sometimes a tame elephant is tethered nearby to give the wild one confidence,
有时，把一头已驯服的象拴在旁边能给野象以信心。