reservoir
英 ['rezəvwɑ: (r)]
美['rɛzɚ,vɔr]
	    - n. 水库;蓄水池
 
英英释意
- 1. a large or extra supply of something;
 - "a reservoir of talent"
 
- 2. lake used to store water for community use
 
- 3. tank used for collecting and storing a liquid (as water or oil)
 
- 4. anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies;
 - "an infectious agent depends on a reservoir for its survival"