Polydienes
(polydiene 的复数) 聚二烯
🗣️ 情景例句
The office seems so far away.
办公室好像变得那么遥远。
I ought to keep cool.
我应该保持冷静。
So when it's spring in China, it is autumn in Australia.
因此，当中国是春天的时候，澳大利亚则是秋天。