ronnasecond
名词 n.
英文释义
名词 n.
-
An SI unit of time equal to 10²⁷ seconds. Symbol: Rs. (= quintillions of years, a hypothetical time span that is meaningless except in speculative contexts such as theoretical physics, philosophy, religion, and humorous hyperbole)
— Holonym: quettasecond
词形变化
词源
From ronna- + second.
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数据来源: Wiktionary