白宫新闻秘书：如果俄罗斯在50天内没有达成协议，他们将面临高额关税。

Core Viewpoint - The White House Press Secretary stated that if Russia does not reach an agreement within 50 days, they will face high tariffs [1] Group 1 - The potential imposition of high tariffs on Russia is a significant leverage point for the U.S. government in negotiations [1] - The 50-day timeline indicates urgency in diplomatic discussions and potential economic consequences for Russia [1]