Preimage
逆象, 原象, [数]前象
🗣️ 情景例句
This career move is a step in the right direction.
这次变动是你在事业上的一次迈进。
Old wood is best to burn,old book to read.
老柴好烧，老书宜读。
As soon as he had finished, Jenny told him she wanted to go home.
他刚一讲完，珍妮就对他说她要回家。