友好交流
中美在疫情研究方面的合作(新冠疫情)
The U.S.-China Collaboration on Pandemic Research (COVID-19)
zhōng měi zài yì qíng yánjiū fāngmiàn de hézuò (xīn guàn yì qíng)
友好交流
The U.S.-China Collaboration on Pandemic Research (COVID-19)
zhōng měi zài yì qíng yánjiū fāngmiàn de hézuò (xīn guàn yì qíng)