Eptfe
abbr. expanded polytetrafluoroethylene 多孔（泡沫）聚四氟乙烯
🗣️ 情景例句
Brown was friendly and easy-going.
布朗待人友善。
I have to hang up now.
我得挂电话了。
It's nice and warm out here.
这外面挺暖和。