Ukrainian President Volodymyr Zelensky on Monday held a phone talk with U.S. President Donald Trump. In a post on X, Zelensky said that the discussion with Trump touched on the solutions needed to ...

UNITED NATIONS, July 9 (Xinhua) -- The Security Council on Wednesday welcomed the peace agreement between the Democratic Republic of the Congo (DRC) and Rwanda signed on June 27 in Washington, D.C. In ...

基欧研究后得出结论：公司只需要在工厂安装风扇即可，不需要放弃四乙基铅。他甚至信誓旦旦地向公众承诺，铅是人体的正常组成部分，且人体铅中毒有很高的阈值，我们的身体已经适应了环境中的铅。如今，我们已经知道，血液中含铅量超过5μg/dl就会损害儿童大脑，降低智商，并造成儿童生长迟缓发育不良[9]。