greatest elongation
基本解释
- [交通運輸工程]大距
英汉例句
- Mercury – the solar system's innermost planet – is at its greatest eastern elongation today.
水星——太陽系最裡麪的行星—今天是東部最大的延伸。 - At greatest eastern elongation, Mercury swings farthest east of the sun, and briefly appears as an evening "star" after sunset.
這是水星是最大程度的在太陽東部的延伸，這是今晚日落後最簡短的一次顯示。 - By the time it arrives at its greatest elongation, it will appear roughly half-illuminated and the amount of its surface illuminated by the Sun will continue to decrease in the days to come.
在它到達最大距角（elongation）時，它將看上去大概爲半明亮、被太陽照明的部分將在持續日子裡減少。
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雙語例句
词组短语
- greatest eastern elongation 東大距
- greatest western elongation 西大距
- greatest weatern elongation 英語
- eastern greatest elongation 東大距
- elongation greatest western 最大西距角
短語
专业释义
- 大距