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单词 cumulus
释义
cu·mu·lus (kymyə-ləs)
n. pl. cu·mu·li (-lī)
1. A dense, white, fluffy, flat-based cloud with a multiple rounded top and a well-defined outline, usually formed by the ascent of thermally unstable air masses.
2. A pile, mound, or heap.

[Latin, heap; see keuə- in the Appendix of Indo-European roots.]
cumulus
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更新时间:2025/3/22 10:55:58