Injective
[计] 内射, 单射
🗣️ 情景例句
With a little help from the ASPCA,
可以请ASPCA帮忙，
Wouldn't that be too much bother?
不会太麻烦吧？
I agree with you. We've got to do something about pollution. It's getting worse.
我同意你的看法。我们得对污染采取措施了。污染越来越严重了。