Polyalkoxide
[化] 聚烷氧化物
🗣️ 情景例句
But there's the old community center on Elm Street.
但是在Elm街有一个旧的社区中心。
Do now waste them, but use them while they are fresh.
不要浪费了这些，要趁未落伍时善加利用。
Whose shirt is that?
那是谁的衬衫？