Crystals having this property are said to be doubly refracting , or birefringent.具有这种性质的晶体叫做双折射晶体.Such substances are optically anisotropic and birefringent.这种材料是光学各向异性的,因而是双折射晶体.The stressmeter consists of a short solid...
Fresh prints of both girls were found in the flat.在公寓里发现了两个女孩不久前留下的指纹。Each room is distinctively decorated with light, bright colors and floral prints.每个房间都以淡雅或鲜艳的颜色和印花图案装饰成独特的风格。In this living room we've mixed glor...