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dobsonian telescope
释义
WordReference Random House Unabridged Dictionary of American English © 2024
Dob•so
′
ni•an tel′escope
(dob sō
′
nē ən),
USA pronunciation
Astronomy, Optics
a relatively inexpensive Newtonian telescope, suitable for visual but not photographic use, in which the tube assembly slips freely in the lower base.
see -
ian
after John
Dobson,
U.south, southern. astronomer, its inventor
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更新时间:2025/7/31 12:13:58