Hexachloropropylene
[建] 六氯丙烯
🗣️ 情景例句
What kind of advice are you looking for?
希望能得到什么建议？
When would you like to return?
你打算什么时候回来？
These days we use a thermos , said Li Lei.
“如今用的是热水瓶了，”李磊说。