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单词
astronomical telescope
释义
WordReference Random House Unabridged Dictionary of American English © 2024
as
′
tronom
′
ical tel
′
escope,
Optics
a telescope having an objective with a long focal length and an eyepiece with a short focal length, usually used for observing celestial bodies. Also called
Kepler telescope.
1880–85
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更新时间:2025/11/18 2:36:56