The United States should strictly abide by the one-China principle and the provisions of the three China-U.S. joint communiques, to handle Taiwan-related issues with utmost prudence, and to refrain ...

BEIJING, July 30 (Xinhua) -- A Chinese mainland spokesperson on Wednesday voiced firm opposition to Taiwan leader Lai Ching-te's attempt to "transit" through the United States under any pretext or in ...

河内市每天产生142.7万吨垃圾，其中60％是尼龙袋和一次性塑料。为营造美化绿化的环境，保护人民的健康，近日，河内市人民议会通过决议，规定了该市减少塑料排放的措施，制定逐年减少塑料垃圾的路线图。

为解决美国黑人顺性别女性HIV感染率高但PrEP使用率低的矛盾问题，约翰霍普金斯大学团队针对18-44岁女性开展质性研究，发现年轻组（18-29岁）偏好口服PrEP而年长组（30-44岁）倾向长效注射剂（LAI），两组均提出延长随访周期、多元化营销等需求，为制定年龄差异化干预策略提供关键证据。