He doesn't have the backbone to face the truth.

他没有面对现实的勇气。

《牛津词典》

You might be taking drastic measures and you've got to have the backbone to do that.

你可能在采取极端措施，而且你得有骨气做它。

《柯林斯英汉双解大词典》

Primary care should be the backbone of any health care system.

基层医疗应该是任何卫生医疗系统的支柱。

youdao

And for South Korea, where exports are the backbone of the economy, being well regarded abroad is all the more important.

VOA: standard.2009.11.05

That can happen but that's abnormal, but changes in maybe the chemistry of the backbone that holds the nucleotides together.

这可能发生的,但属于非正常的变化,而是改变诸如维持核苷酸序列的,主链的化学结构

耶鲁公开课 - 生物医学工程探索课程节选

This material will be necessary to do the listening exercises for the course, which is sort of the backbone of the course.

做听力练习时我们必须使用这些材料,听力训练是课程的核心内容

耶鲁公开课 - 聆听音乐课程节选

"They are the backbone of the EU, " said the German Labour Minister, Ursula von der Leyen.

BBC: Europe is afraid - the battle for new jobs

SUNY, she's offered, would provide the backbone staff to start efforts in the state's urban centers.

WSJ: Reaching Outside The Ivory Tower

The connections to and from them form the backbone of mobile networks across Europe.

WSJ: EU to Probe China Telecoms' Trade Practices