英语词汇“roll cumulus”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

roll cumulus n. Meteorology (now rare) a form of stratocumulus in which parallel cylindrical bands of cloud alternate with clear sky.

ΚΠ

1875 Rep. Proc. Conf. Maritime Meteorol. 1874 55 The cumulus sometimes takes a cylindrical shape, forming itself into long horizontal rolls, between which gleams of light are seen, but which are often so closely packed as to hide the blue sky. These are called by us Roll-cumulus.

1911 Bull. Mt. Weather Observatory 4 410 These latter, especially the larger ones known as ‘roll cumuli’, though they are not cumuli at all in the strict sense of the term, somewhat simulate echelon clouds.

1947 B. C. Haynes Techniques Observing Weather iii. 32 The cloud called roll cumulus in England and Germany is designated stratocumulus undulatus; its wave system is in one direction only.

单词	roll cumulus
释义	> as lemmas roll cumulus roll cumulus n. Meteorology (now rare) a form of stratocumulus in which parallel cylindrical bands of cloud alternate with clear sky. ΚΠ 1875 Rep. Proc. Conf. Maritime Meteorol. 1874 55 The cumulus sometimes takes a cylindrical shape, forming itself into long horizontal rolls, between which gleams of light are seen, but which are often so closely packed as to hide the blue sky. These are called by us Roll-cumulus. 1911 Bull. Mt. Weather Observatory 4 410 These latter, especially the larger ones known as ‘roll cumuli’, though they are not cumuli at all in the strict sense of the term, somewhat simulate echelon clouds. 1947 B. C. Haynes Techniques Observing Weather iii. 32 The cloud called roll cumulus in England and Germany is designated stratocumulus undulatus; its wave system is in one direction only. extracted from rolln.¹ < as lemmas
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