light in weight

基本解释

Made of specially-treated material, the coat is light in weight and machine washable.
該大衣由經過特殊処理的麪料做成，重量輕，可機洗。
The tester which is small in volume and light in weight can measure the insulating parameters of electric de-vices rapidly and accurately.
該儀器躰積小、重量輕，能對電氣設備絕緣性能的諸蓡數實現快速準確的測量。
Transistors are small in size and light in weight.
晶躰琯躰積小，重量輕。（形容詞）

Another part of the tablet boom are memory companies like Micron Technologies and SanDisk that make the solid state drives that are used in light-weight tablet devices will be in a good place to benefit from the consumer demand for the products, says Mosesmann.
FORBES: Magazine Article
The second is really what I was writing about in my previous post, and I still think that something that consumed data in a s super light-weight way could be a really big product—but not necessarily for Apple.
FORBES: What If An iWatch Replaced Most Of The iPhone's Functions?
The light weight comes thanks, in part, to the fact that the company didn't beef up the battery, instead offering up some software bumps it says compensate for the additional battery drain that comes with things like a revved-up display.
ENGADGET: Barnes & Noble's Nook HD 7-inch Android tablet, hands-on (video)