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

### Instruction:
 达莉娅捡了17.5磅的垃圾。德威比达莉娅少捡了2磅。赞恩捡了德威的4倍的垃圾。赞恩捡了多少磅的垃圾？


### Response:
 达莉娅 = <<17.5=17.5>>17.5磅
德威 + 17.5 - 2 = <<+17.5-2=15.5>>15.5磅
赞恩 = 15.5 * 4 = <<15.5*4=62>>62磅
赞恩捡了62磅的垃圾。