Injectivity
内射性
🗣️ 情景例句
If I have time, I enjoy camping in the wild with my friends.
若时间许可，我爱和朋友到野外露营。
He's a doctor.
他是医生。
I invited him here. Zheng Jie has some interesting plans. But let's talk more over supper.
我邀请他来的。郑杰有一些有趣的计划。不过，我们不是在吃晚饭的时候再谈吧。