Preimage
逆象, 原象, [数]前象
🗣️ 情景例句
but now what?
但下一步怎么办？
She never had the silghtest intention of involving herself with hem.
她压根就不想要跟他有什么关系。
That's OK.We really need the material.
没关系，我们急着要这些原料。