健康的女人拥有一头光泽亮丽的头发，而病人的头发没有光泽。
Healthy women have lustrous, shiny hair, whereas the hair of sickly people loses its luster.
白金珠宝随着时间的流逝失去光泽是很正常的事情，但是你可以通过每隔几年将其重新镀铑来使其保持光泽。
It is normal for white gold jewellery to lose brightness over time, but white gold wedding rings can be maintained with rhodium plating every few years or so.
晶面呈玻璃光泽，但常见到的是断口面上的油脂光泽。
The crystal is shiny glass, but is common to the oil sheen on the surface of fracture.
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