Fluorine(-containing)rubber
[化] 氟橡胶
🗣️ 情景例句
They ask questions like Do you have any brothers or sisters?.
他们常问一些像“你有兄弟姐妹吗？”。
Perish the thought
打消念头
but by now the Thermopylae was over five hundred miles ahead.
但此时，“赛姆皮雷”号早已在500多英里之遥了。