Polydivinylbenzene
聚二乙烯基苯
🗣️ 情景例句
I can't wait, to see them!
我恨不得马上见到他们。
Beyond this ocean lies the rich subcontinent of India.
海的那一边有富饶的印度次大陆。
So archaeologists have neither history nor legends to help them to find out where the first 'modern men' came from.
于是，考古学家们既缺乏历史记载，又无口头传说来帮助他们弄清最早的“现代人”是从哪里来的。