Polyfluoroprene
聚氟丁二烯
🗣️ 情景例句
I sure do. It was fun.
当然。当时真有意思。
The President is going to address the nation on television this evening.
总统今晚将向全国发表电视讲话。
and its effects are reinforced by the use of endearing epithets, such as'ho! my son',
为了加强这种效果，人们给以亲切的外号，如嗬！我的孩子、