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单词
research library
释义
research library
a general or specialized library that collects materials for use in intensive research projects.
[
1960-65
]
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pendulum watch
pene-
penecontemporaneous
Peneios
Penelope
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penetration aid
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Peneus
Peng Dehuai
Penghu
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penguin
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更新时间:2026/4/28 5:31:51