backbone

• n. 支柱；主干网；决心，毅力；脊椎

词态变化

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》