出生率

為了提高出生率，中國政府花了很多錢在大熊貓成功繁殖的研究上。

wèile tígāo chūshēnglǜ Zhōngguó zhèngfǔ huā le hěn duō qián zài dàxióngmāo chénggōng fánzhí de yánjiù shàng

The Chinese government has spent a lot of money on research into successful panda breeding in order to increase their birth rate.