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This is AP News Minute.

这里是美联社一分钟新闻。

President Donald Trump¹ and Joe Biden are both scrambling² to decide how and where to deliver their convention acceptance speeches, a fresh sign of the ways the pandemic is upending the presidential campaign Trump said Wednesday he'll probably deliver his speech from the White House. The Biden campaign nor DNC officials offered details about how Biden might accept the nomination³ but did say he will not be going to Milwaukee where the convention was supposed to be held.

美国总统特朗普和乔·拜登都在忙着决定他们在全国代表大会上接受提名的演讲方式和地点，这是一个新的迹象，表明疫情正在以哪种方式颠覆这次的总统竞选。特朗普周三表示，他可能会在白宫发表演讲。而拜登的竞选团队和民主党全国委员会的官员均未透露有关拜登将如何接受提名的细节，不过指出拜登不会前往举办民主党全国代表大会的密尔沃基。

Defense⁴ Secretary Mark Esper says most people think the deadly explosion Tuesday in Lebanon that killed at least 100 people was an accident that contradicts President Donald Trump, who said American Generals told him it was likely caused by a bomb. Lebanese officials say a large stockpile of ammonium nitrate left over from a seizure⁵ exploded.

美国国防部长马克·埃斯珀表示，大多数人认为周二黎巴嫩发生的造成至少100人死亡的致命爆炸是一起事故，这与美国总统特朗普的说法相矛盾。特朗普称，美国的将军告诉他，这很可能是由炸弹引起的。黎巴嫩官员指出，一次缴获行动遗留下来的大量硝酸铵是爆炸的“元凶”。

Virginia has rolled out a smartphone App to automatically notify people if they might have been exposed to the coronavirus. It's the first U.S. state to use new pandemic technology created by Apple and Google. The COVIDWISE App was available on the tech giants' app stores Wednesday.

弗吉尼亚州推出了一款智能手机应用程序，可以自动通知人们是否可能感染了新冠病毒。这是美国首个使用由苹果和谷歌开发的疫情追踪应用技术的州。周三，这款Covidwise应用已在两大科技巨头的应用商店上线。

The island of New Guinea has the highest plant diversity of any island in the world. That's according to botanists⁶, who for the first time have listed all the plants on the Pacific island. The findings published today in the Journal "Nature" are a collaboration⁷ by 99 scientists from 56 different institutions.

新几内亚岛拥有世界上最丰富的植物多样性。这是植物学家首次列出了这座太平洋岛屿上的所有植物。今天发表在《自然》杂志上的这项研究是由来自56个不同机构的99名科学家合作完成的。