"暗冰"是个多义词，它可以指暗冰（冬季现象）,暗冰（景天科拟石莲属多肉植物）。
欲渡黄河冰塞川，将登太行雪暗天。
I'd ferry across the Yellow River, but waterway blocked by ice; About to go up Mt. Taihang, but snow darkens the sky.
上面的影像中也可以看到火星的北极冰帽，亮暗不同的土壤，云层，以及早期影像中的沙暴。
Visible also in the above images are the north polar cap of Mars, dark and light soil, clouds, and, in the early images, a global dust storm.
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