Unobtanium
n. 电影《阿凡达》中一种罕见的常温超导体，拥有奇特的磁场
🗣️ 情景例句
Thank you, Mr. Lu. Please wait a moment while I check our reservations list.
谢谢，陆先生。请稍等，我查一下订房名单。
Do you think the doctor could see me tomorrow before 9:30?
你看医生在明天9:30前能给我看病吗？
Mr Hu stood at the starting line. All the runners got ready to run.
胡先生站在起跑线上。所有的运动员都做好了起跑准备。