Paraboloidal mirror
[化] 抛物面镜
🧩 词语组成解析
抛物面的, 抛物线体
🗣️ 情景例句
What was your speciality?
你学的是什么专业？
You are still thinking about a Ph.D., aren't you?
你还是想学成博士，是吗？
I hope you're enjoying your staying here.
希望你在这里过得愉快。