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单词
protractor
释义
protractor
pro
trac
tor
/
proʊˈtræktɚ, prə-
/
noun
[countable]
math
,
geometry
an instrument, usually in the shape of a half-circle, used for measuring and drawing angles
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equivalent
equivalent equations
equivalent inequalities
equivalently
equivalent systems
equivocal
equivocally
equivocate
equivocation
ER
-er
er
era
eradicate
eradication
erase
eraser
Erasmus, Desiderius
erasure
ere
e-reader
Erebus, Mount
erect
erectile
erection
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更新时间:2025/3/21 12:11:25