优美的切割使钻石入射和折射最多的光线，充分呈现钻石蕴藏的火光华采。
The cut gives each diamond its unique sparkle and brilliance by allowing the maximum amount of light to enter and reflect back out of the diamond.
验光师为矫正近视患者的视力所配的眼镜或隐形眼镜能够使光线在进入眼球之前发生折射从而准确地聚焦在眼球背面的视网膜上。
An optometrist can prescribe eyeglasses or contact lenses that correct nearsightedness by bending the visual images that enter the eyes, focusing the images correctly at the back of the eye.
独特lcr光线折射因子，能奇妙完美遮盖毛孔与肤色不均匀的部位，使肌肤呈现丝亮肤色。
Unique LCR light refracting factor, perfectly conceal pores and uneven tone, make skin silky and shining.
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