在对升级的担忧中，拜登允许乌克兰使用远程导弹对俄罗斯进行更深的打击。 Biden permits Ukraine to strike deeper into Russia with long-range missiles, amid escalation fears.

美国总统乔·拜登（Joe Biden）已授权乌克兰使用美国提供的远程导弹（称为 ATACMS）深入打击俄罗斯领土。 President Joe Biden has authorized Ukraine to use U.S.-supplied long-range missiles, known as ATACMS, to strike deep into Russian territory. 这一决定是在俄罗斯在乌克兰边境附近部署朝鲜军队之际做出的。 This decision comes as Russia deploys North Korean troops near Ukraine's border. 此举旨在加强乌克兰的防御并可能改善其谈判地位。 The move aims to bolster Ukraine's defense and potentially improve its negotiating position. 然而，美国官员对其对战争轨迹的影响持怀疑态度。 However, U.S. officials are skeptical about its impact on the war's trajectory. 这一决定可能会迫使俄罗斯重新部署其部队，为乌克兰提供战术优势。 The decision could compel Russia to reposition its forces, providing Ukraine with a tactical advantage.