Collineation
直射（变换）, 同射变换
🗣️ 情景例句
I wouldn't say that.
我并不那么忍为。
He has a pair of gloves.
他有一副手套。
I have two cats. One is white, the other is black.
我有两只猫，一只是白猫，另一只是黑猫。