Poly(ethylene oxide)
[化] 聚环氧乙烷
🗣️ 情景例句
She sure got here quickly.
她来得真快。
We can spend hours talking about computers.
我们可以花些时间一起聊聊电脑。
it would take about 700 years for half of us to die,
那么我们当中的一半人过700年才会死去，