backbone
英 ['bækbəʊn]
美['bæk'bon]
	    - n. 支柱;主干网;决心,毅力;脊椎
 
词态变化
复数: backbones;
		英文词源
- backbone (n.)
 - "spine," early 14c., from back (n.) + bone (n.). Figurative sense of "strength of character" is attested from 1843.
 
双语例句
- 1. Petty officers are the backbone of a navy.
 - 军士是海军的骨干。
 
来自柯林斯例句
- 2. Agriculture forms the backbone of the rural economy.
 - 农业是农村经济的基础。
 
来自《权威词典》
- 3. The wounded soldiers showed much backbone before the enemy.
 - 受伤的士兵在敌人面前表现出了威武不屈的精神.
 
来自《简明英汉词典》
- 4. Agriculture used to be the economic backbone of this country.
 - 农业曾是这个国家的经济支柱.
 
来自《简明英汉词典》
- 5. Standing up to bullies takes plenty of backbone.
 - 勇敢地对付暴徒需有大无畏精神.
 
来自《简明英汉词典》