double layer

基本解释

Then the cold penetrates the double layer of gloves and sets to work on chilling my fingers.
然后寒冷穿透双层手套开始来冻僵我的手指。
Super capacitors or "electric double layer capacitors" store charge in a layer of ions adsorbed on the surface of carbon.
超电容器或者“双电介质层电容器”通过吸附碳层表面的离子储存电量。
They have double layer wind-resistant shell and binding, feature 100% Polyester Thermolite for great insulation and they are adjustable in case you have a huge noggin.
它有双层防风罩和固定绑带，100%保暖涤纶，绝对保温！并且头大的话，耳罩可以调整。

But most of them struggle to justify the double layer of charges.
ECONOMIST: Funds of hedge funds
It is ready for storing and sharing digital media with a large 250GB(1) hard drive and a convenient slot-load 8x DVD Super-Multi Double Layer DVD-RW with DVD-RAM.
ENGADGET: Gateway trots out bargain-minded 15.6-inch MD Series notebooks