1·The opaline silver dial is very pure and classic.
蛋白银色表盘非常纯净和经典。
2·One particular location where the opaline silicates were found was the large canyon system Valles Marineris.
发现蛋白石硅酸盐的一个特殊地点是大型山谷系统——水手谷。
3·These opaline silicates were detected by MRO's Compact Reconnaissance Imaging Spectrometer for Mars and are the youngest of the three types of hydrated minerals.
这些蛋白石硅酸盐是由火星侦探卫星上搭载的专用小型侦察影像频谱仪发现的，是三种含水矿物中最年轻的一种。