Right, 'cause that means either I've been handed zero elements which mean there's really no work to be done or I've been handed one element which is a vacuous truth that it's sorted, right?

因为如果给出0个元素,那意味着不需要做任何事,如果给出1个元素，那显然,它是有序的，对吗？

哈佛公开课 - 计算机科学课程节选

What I mean is when you wish to express that you are sorry if you've done something wrong

在这里我是指，你想要表达的是，如果你确实有过失，你感到很抱歉，

I'm sorry 课堂 - SpeakingMax英语口语达人

Well, I mean, luckily, I've done okay on my homework assignments and everything on the midterm,

幸运的是，我的作业还有中期考核都还不错，

考试考砸了怎么办 - SpeakingMax英语口语达人

I mean like, the campus is really like nicely done,

比如，校园建得很漂亮，

关于学校生活 - SpeakingMax英语口语达人

When you say "I'm sorry" in English, it can mean that you are sorry for something that you've done personally.

当你在英文中使用“I'm sorry”时，它可以表示你对于自己已有的一些行为感到抱歉。

I'm sorry 课堂 - SpeakingMax英语口语达人