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单词
obstetrics
释义
obstetrics
ob
stet
rics
/
əbˈstɛktrɪks, ɑb-
/
noun
[uncountable]
Etymology
ETYMOLOGY
obstetrics
Origin:
1700-1800
Latin
obstetrix
midwife
, from
obstare
; ➔
OBSTACLE
medicine
the part of medical science that deals with the birth of children
—
obstetric
adjective
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number
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number one
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numeracy
numeral
numerate
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numerator
numerical
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numerically
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numerical value
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更新时间:2025/10/21 13:42:47