Polydiolefin
聚二烯烃
🗣️ 情景例句
We've been looking forward to seeing you again.
我们非常盼望再见到你。
I made 11 British pounds.
我赚了十一英镑。
By January 10th, I was back to where I had started from.
到了1月10日，我恢复了原来的作息时间。