birthrate
美音:[´bə:θ´reıt
]
英音:[´bə:θ´reıt
]
n.出生率
难易程度:
birthrate为短语/超纲词汇
birthrate
n[C]
the number of births for every 100 or every 1000 people in a particular year in a particular place
the rising birthrate
the number of births for every 100 or every 1000 people in a particular year in a particular place
the rising birthrate
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