Polyolefine
[化] 聚烯烃
🗣️ 情景例句
I want to thank you for giving me an opportunity to speak to you.
我要感谢大家给我一个机会来向各位讲话。
I got home, feeling very tired.
我到家时都累死了[分词作状语]
Good morning. I am. Everyone is here. No one is away.
早上好。我值日。大家都来了。没有人缺席。