Injectivity
内射性
🗣️ 情景例句
Can I speak with Mr. or Mrs. Burns?
我可以跟Burns先生或太太通话吗？
The watchmaker is near-sighted.
这位钟表匠是个近视眼。
On Saturday, Ann came home from school a little earlier.
星期六，安放学后提早了点回家。