Hexafluoropropylene
[化] 六氟丙烯
🗣️ 情景例句
This will make a nice gift for Marilyn and Richard.
这是给Richard和Marilyn的一件好礼物。
Kings and bears oft worry keepers.
国王和熊，常使守护人忧心忡忡。
She was thinking that she must reprimand her home help the next morning for such a monstrous piece of negligence,
她心想明天上午一定要好好训斥那个干家务的帮手，她竟如此疏忽大意。