PNG对于透明无损耗的小文件是不错的选择。
PNG is good option for transparency and non-lossy, smaller files.
理想变压器是指具有输入绕组与输出绕组的无损耗的设备。
An ideal transformer is a lossless device with an input winding and an output winding.
不像光线普照的太阳，染料和金属纳米粒的混合会释放正好的能量来碰触电子无损耗的脱离。
Unlike the sun, which scatters its energy across the board, the dye/nanoparticle mix delivers plasmons of the right energy to knock electrons free without waste.
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