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单词
direct-vision spectroscope
释义
WordReference Random House Unabridged Dictionary of American English © 2024
direct
′
-vi
′
sion spec′troscope,
[
Optics.
]
Optics
a simple spectroscope consisting of a collimating lens and an Amici prism.
1875–80
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更新时间:2025/7/23 10:06:11