...layers of expensive, wasteful packaging.是什么意思？

...layers of expensive, wasteful packaging.

一层层又昂贵又浪费的包装

layers

n. 层，层次( layer的名词复数 )；

例句
Through several layers of clothes I could feel his muscles...
透过好几层衣服，我能感觉到他的肌肉。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

expensive

adj. 昂贵的，花钱多的，豪华的；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

wasteful

adj. 浪费的，挥霍的，奢侈的，〈诗〉荒芜的；

例句
...layers of expensive, wasteful packaging.
一层层又昂贵又浪费的包装

packaging

n. 包装，包装材料，包装风格，打包；v. 包装(package的ing形式)；

例句
The packaging must provide an effective barrier to prevent contamination of the product.
包装必须提供有效的保护，以免产品受污染。