Polyphenylether
聚苯醚
🗣️ 情景例句
Change the light bulb, it's burnt out.
换一个灯泡吧，它烧坏了。
None so deaf as those that won't hear.
置若罔闻。
A woman you know well will rush towards you.
一位您很熟悉的女人将向您冲来。