動詞: v.
1. (often + for) to make more effort than is expected of you
2. to do more and make a greater effort
1. He's a nice guy, always ready to go the extra mile for his friends.
2. He's always willing to go the extra mile to do things right.
3. It's a small shop, but they really go the extra mile to help their customers.
bend over backwards; go out of one's way
An adaptation of a commandment of Jesus in the Sermon on the Mount: "Whosoever shall compel thee to go a mile, go with him twain" (two).