black and blue means is?

遍体鳞伤

就是被狠狠揍了一顿，遍体鳞伤的意思。
其实你看它的字母意思，黑一块紫色一块，就是指受伤很重。
我记得以前还有个“it is raining cat and dog”就是指下倾盆大雨的意思。
这里cat and dog的用法就跟 black and blue一样，不是按照字母意思翻译的。

black and blue:
青一块紫一块

例句与用法:
1. I was black and blue after I had fallen down the stairs.
我从楼梯上摔下来，摔得青一块紫一块的。

2. He fell down the stairs and was all black and blue.
他从楼梯跌下而青一块紫一块了。

3. He was black and blue all over.
他遍体鳞伤。

4. She beat the poor boy black and blue.
她把那个可怜的男孩打得遍体鳞伤。

鼻青脸肿

青一块紫一块
例句:有人挨打了,脸上青一块紫一块.

The Backstreet Boys' album.