Cumulus
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GRE
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[编辑] 解释
[编辑] GRE 红宝书
- n. 积云
- [英] n. 积云 ( cloud formed of, rounded, massed, heaped on a flat base)
- [记] 来自词根:cumul ( 堆积)
- [例] 积云 ( cloud formed of rounded massed heaped on a flat base)
[编辑] Webster Collegiate
noun (plural cumuli)
- Etymology: Latin
- Date: 1659
- 1. heap, accumulation
- 2. \[New Latin, from Latin\] a dense puffy cloud form having a flat base and rounded outlines often piled up like a mountain — see cloud illustration