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单词
rack-tube
释义
> as lemmas
rack-tube
†
rack-tube
n.
Obsolete
rare
a microscope tube which is positioned by means of a rack.
Κ
Π
1867
J. Hogg
Microscope
(ed. 6)
i.
ii. 61
So adjusted that its reservoir may be close against the end of the
rack-tube
.
extracted from
rack
n.
4
<
as lemmas
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更新时间:2026/9/16 20:09:02