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词汇
sex ratio
释义
sex ratio
n.
(名词)
The proportion of males to females in a given population, usually expressed as the number of males per 100 females.
性别比:特定人群中男女比例,常表述为相对于每100女性的男性数目
随便看
razzing
razzle-dazzle
razzle–dazzle
razzmatazz
razzmatazzes
Rb
r & b
RBC
RBE
RBI
RBIs
RC
RCAF
RCC
RCCh.
RCMP
RCP.
rcpt.
RCs
RCS.
rct.
rd
RD
rd.
R & D
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更新时间:2025/4/26 6:46:32