美[?b?kbo?n] 1 . Petty officers are the backbone of a navy.
軍士是海軍的骨干。
來自柯林斯例句
2 . Agriculture forms the backbone of the rural economy.
農業是農村經濟的基礎。
來自《權威詞典》
3 . The wounded soldiers showed much backbone before the enemy.
受傷的士兵在敵人面前表現出了威武不屈的精神.
來自《簡明英漢詞典》
4 . Agriculture used to be the economic backbone of this country.
農業曾是這個國家的經濟支柱.
來自《簡明英漢詞典》
5 . Standing up to bullies takes plenty of backbone .
勇敢地對付暴徒需有大無畏精神.
來自《簡明英漢詞典》
1.a central cohesive source of support and stability;
faith is his anchor
2.fortitude and determination;
he didn't have the guts to try it
3.the series of vertebrae forming the axis of the skeleton and protecting the spinal cord;
the fall broke his back
4.the part of a network that connects other networks together;
the backbone is the part of a communication network that carries the heaviest traffic
