Polyvinylether
[化] 聚乙烯醚
🗣️ 情景例句
After forty-eight hours.
四十八小时后。
Could you tell me where the nearest telephone is?
你能告诉我最近的电话在哪儿吗？
Fortunately, we could see where we were going。
幸好我们能辨认我们要走的方向。