Polyphenylethyl
聚乙基苯
🗣️ 情景例句
Time moved at a snail's pace before the holiday.
假期之前时间过得非常缓慢。
I'm going to call a plumber to come this afternoon.
我将叫一个管道工今天下午来。
Dimitri at once set out to find the thief.
他马上出去找偷羔羊的人。