It is a layer of guanine crystals which glow at night.这是的氨基羟尿环水晶层数发光在晚上.These crystals are then embedded in a plastic, and the plastic is extruded as a wire...然后将这些晶体嵌入一块塑料，再把塑料挤压成线。We tried to grow some copper sulphate ...
We tried to grow some copper sulphate crystals with our children.我们想跟孩子们一起制作硫酸铜晶体。The flakes seem to fuse together and produce ice crystals.雪花好像融合在一起形成了冰晶。These thin crystals transmit much of the power.这些薄薄的晶体传导了大部分的动力。...
她喜欢房子里打过蜡的味道。She loved the scent in the house of wax polish.最后上完蜡后，它看起来犹如缎子般光滑亮泽。The final stage of waxing left it with a satin sheen.她肤色苍白，肤质细腻如蜡。Her skin is pale, the texture of fine wax....
鹟主要以有翅昆虫为食。Flycatchers feed primarily on winged insects.这只鸟迅速拍动双翅,继续飞行.The bird beat its wings rapidly as it flew on.羽毛最初由昆虫的翅瓣演化而来.Feathers initially developed from insect scales....