okta

名词 n.
中文释义
英 /ˈɒktə/   

英文释义

名词 n.
  1. One eighth of the total area of the celestial dome; used as a measure of cloudiness (one okta means that one eighth of the sky is obscured, two oktas that one quarter is obscured, and so on).
    — ...64% of the low- and 50% of the high-cloud amount differences were within ± 1 okta, although many of these successes (71% in the low-cloud amount) were for cases of totally clear or totally cloudy skies.

词形变化

oktas plural okta plural octa alternative

词源

From octa-.
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