1. Sometimes such a transparent decision is more difficult to come by.
    而有时，要得到如此显而易见的决定却很困难。

2. Lamp shades are translucent but not transparent.
    灯罩是半透明而不是全部透明的。

3. Lamp shades are translucent but not transparent.
    灯罩是半透明而不是全部透明的。