deepen
	英 ['diːp(ə)n]
美 ['dipən]
	    
	
    - vt. 使加深;使强烈;使低沉
 
- vi. 变深;变低沉
     
	 
		英文词源
	
	- deepen (v.)
 - c. 1600, from deep (adj.) + -en (1). Related: Deepened; deepening. The earlier verb had been simply deep, from Old English diepan.
 
 
		双语例句
	
	- 1. He did not get a chance to deepen his knowledge of Poland. 
  - 他没有机会更深入地了解波兰。
  来自柯林斯例句
 
- 2. When you are ready to finish the exercise, gradually deepen your breathing. 
  - 准备结束练习时,要慢慢地深呼吸。
  来自柯林斯例句
 
- 3. The music room had been made to reflect and deepen sounds. 
  - 这间音乐室经过特殊设计处理,能够反射声音,使声音变得低沉厚重。
  来自柯林斯例句
 
- 4. A long drawn out war would likely deepen and prolong the recession. 
  - 一场旷日持久的战争很可能会使衰退程度加剧,时间延长。
  来自柯林斯例句
 
- 5. He heard her breathing deepen. 
  - 他听到她的呼吸变深了。
  来自柯林斯例句