名词 battery:

1. group of guns or missile launchers operated together at one place

2. a device that produces electricity; may have several primary or secondary cells arranged in parallel or series

3. a collection of related things intended for use together

4. a unit composed of the pitcher and catcher

5. a series of stamps operated in one mortar for crushing ores

6. the heavy fire of artillery to saturate an area rather than hit a specific target

7. an assault in which the assailant makes physical contact

batterv.猛击；打坏；往后递倾n.打击手；面糊；斜外墙battered prop斜柱battered wife受虐妻子Battered pile斜桩Batter's line鲍蒂齐batter boards龙门板,斜度板batter pourer浆料倾注装置battered ties僵持的关系; 僵局batter gravity面糊密度battered child被虐待的孩子battered woman被虐待女性

1. Most torches work on two batteries.
   大多数电筒要用两节电池。
2. I need new batteries for this phone.
   我需要为这个电话装新电池。