Perfluoropropylene
[化] 六氟丙烯; 全氟丙烯
🗣️ 情景例句
and one of them is Columbia.
其中一所是Columbia大学。
Don't jump to conclusions.
别过早下结论。
Both! American spellings are used more and more in Canada now.
两种都用！现在在加拿大人们越来越多的采用美国拼法了。