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
So how are we going to find the owners?
那么我们如何去找狗的主人呢？
She was married against her will.
她结婚是有违本意的。
Of course, everyone likes presents.
当然，每一个人都喜欢礼物。