弧形墙处那些黄褐色的壁纸已经被剥去;曾经的咖啡桌子也被一个石英胡桃木桌子所取代,奥巴马强调,这样水杯将不会在桌子上再留下任何污点。
The curved walls now had striped tan wallpaper, and the coffee table had been replaced by a walnut-and-mica table that, Obama noted, would resist stains from water glasses.
石英没有纯的黄宝石明亮夺目,但是产量比较丰富。大多数是由各种各样的紫水晶加热转变成褐色的。
The quartz is much less brilliant and more plentiful than true topaz. Most of it is a variety of amethyst that heat has turned brown.
石英没有纯的黄宝石明亮夺目,但是产量比较丰富。大多数是由各种各样的紫水晶加热转变成褐色的。
The quartz is much less brilliant and more plentiful than true topaz. Most of it is a variety of amethyst that heat has turned brown.
应用推荐