Haloflex
氯化聚乙烯
🗣️ 情景例句
h-t-e-r-c-z-e-p-e-s.
h-t-e-r-c-z-e-p-e-s。
It's essential.
这是必要的。
It is only 380,000 kilometres away, and it has been visited by man already.
已经有人到过月球旅行了。