Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 詹姆斯有一些用来储存水的桶。它们储存的水比一个大木桶多3加仑，是其两倍多。如果他有4个桶，一个木桶可以储存20加仑的水，他可以储存多少水？


### Response:
 每个桶可以储存2*20+3 = <<2*20+3=43>>43加仑的水。
所以他可以储存4*43 = <<4*43=172>>172加仑的水。