Rigid pvc
[化] 硬聚氯乙烯; 硬质聚氯乙烯
🧩 词语组成解析
聚氯乙烯\\n[计] 永久虚电路
🗣️ 情景例句
He owes his success more to luck than to ability.
他认为他的成功是靠运气而不是靠自己的能力。
What's your favourite pastime?
你喜爱的消遣是什么？
I'd like to know some information about the current investment environment in your country?
我想了解一下贵国的投资环境。