constancy
	英 ['kɒnst(ə)nsɪ]
美 ['kɑnstənsi]
	    
		英文词源
	
	- constancy (n.)
 - 1520s, from constance + -cy.
 
 
		双语例句
	
	- 1. Climate reflects a basic struggle between constancy and change. 
  - 气候反映出稳定与变化之间基本的较量。
  来自柯林斯例句
 
- 2. We live in a world without constancy. 
  - 我们生活在一个瞬息万变的世界。
  来自柯林斯例句
 
- 3. He admired her courage and constancy. 
  - 他钦佩她的勇气和忠贞。
  来自《权威词典》
 
- 4. The constancy of the speed of light seems, at first thought, unremarkable. 
  - 光速恒定, 初看起来好像很平常.
  来自辞典例句
 
- 5. This depends on their constancy throughout many allied groups. 
  - 这取决于它们在许多近缘类群中的稳定性.
  来自辞典例句