Polydicyclopentadiene
[化] 聚双环戊二烯
🗣️ 情景例句
Malcolm. Malcolm
。
As the call, so the echo.
发什么声音，有什么回声。
The purpose of my coming here is to inquire about possibilities of establishing trade relations with your company.
我此行的目的正是想探询与贵公司建立贸易关系的可能性。