Definition
[U] courage and determination
本義：脊柱
引申義：1、支柱 2忙上、勇氣拷呆、膽量
Synonym
Courage
Sentence
1. He has a crush on Sarah, but doesn’t have the backbone to ask her out.
Have a crush on sb. 迷戀某人
2. Nobody in the Chongqing bus had the backbone to intervene and prevent the middle-aged woman from assaulting the driver. If somebody did, the story would have turned out very differently.
3. He has enough backbone to take up the Ice Bucket Challenge.
Practice
1. 他沒(méi)有膽量，在最后一刻放棄了獎(jiǎng)學(xué)金申請(qǐng)疫粥。
He had no backbone and gave up applying for the scholarship in last moment.
He didn't have the backbone and gave up the scholarship application at the last minute.
Lacking the backbone, he gave up the scholarship application at the last minute.
2. 你也許要采取極端的措施茬斧，你必須有勇氣那么做。
You may take radical measures. You must have the backbone to do so.
You might be taking drastic measures and you've got to have the backbone to do that.
