fertility rate [fəˈtɪlɪti: reit]以下由轻松背单词网站提供
词组级别附加级基本释义受精率参考例句The fertility rate in the EU is 1.47—well below replacement. 欧盟的生育率为1.47——刚好低于替代出生率。 来自互联网Nugent says statistics on the fertility rate were also revealing. Nugent说人口出生率的统计数据也揭示了这一点。 来自互联网 推荐阅读 |