| 单词 | nimbostratus |
| 释义 | nimbostratus /nim'boh stray"teuhs, -strat"euhs/, n. , pl. nimbostratus. a cloud of a class characterized by a formless layer that is almost uniformly dark gray; a rain cloud of the layer type, of low altitude, usually below 8000 ft. (2440 m). [1885-90; NIMBO- + STRATUS] |
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