Nadir



GRE 蓝宝 Barron

解释

GRE 红宝书

• n. 最低点
• ［英］ n. 最低点 ( the lowest point)
• ［类］ 反义词: topmost point ( 最高点) ; zenith ( 最高点) ; summit ( 最高点) acme ( 顶点)
• ［同］ 反义词:zenith ( 最高点)

Webster Collegiate

noun

• Etymology: Middle English, from Middle French, from Arabic na?hīr opposite
• Date: 15th century
• 1. the point of the celestial sphere that is directly opposite the zenith and vertically downward from the observer
• 2. the lowest point

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