She just sat stiffly on the edge of the dark blue velvet-covered sofa, staring into space, unmovable.
她只是僵硬坐在套着深蓝色罩子的沙发的边缘，凝望着天空，一动不动。
As a liquid, the blue phase shows the 3d-space group symmetry, just like crystals, which arouses people's interest.
作为一种流体，液晶蓝相能像晶体一样有三维空间群对称性，这引起了人们的广泛兴趣。
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