... 暗区 dark space 暗卫星（秘密卫星）/哑卫星（不发信的卫星） dark satellite 暗噪声 dark noise ...
2
?秘密卫星
... dark ray 暗射线 dark satellite秘密卫星 dark trace 暗火迹 ...
3
?哑卫星
... 暗区 dark space 暗卫星（秘密卫星）/哑卫星（不发信的卫星） dark satellite 暗噪声 dark noise ...
4
?失效卫星
... 深橙红 dark salmon 秘密卫星，暗卫星，失效卫星dark satellite 深海藻绿 dark sea green ...
双语例句
1
Oil slicks are notoriously difficult to spot in natural-color (photo-like) satellite imagery because a thin sheen of oil only slightly darkens the already dark blue background of the ocean.
浮油出名的难以被发现在天然色卫星图像上，因为稀薄光泽的石油仅仅略黑于深蓝色的大海。
2
Satellite image of drained areas (grey) amongst marshland (dark red) around the Tigris and Euphrates rivers in Iraq.
伊拉克境内底格里斯河与幼发拉底河附近的枯竭区(灰色)与沼泽地(暗红色)的卫星图像。
3
On Feb. 1, 2011, the Hinode satellite captured this breathtaking image of a coronal hole, the dark area seen at the right side of this image. A second, polar coronal hole can also be seen at left.