Injective
[计] 内射, 单射
🗣️ 情景例句
Come on, Mar.
得了， Mar。
They won't listen, so don't waste your breath telling them.
他们听不进去，不必和他们多费口舌了。
Shrugging my shoulders, I began to walk away when,
我耸耸肩膀掉头走开了。