At the end of the week, Russian President Vladimir Putin will join the NATO summit for a discussion of issues of keen interest to Moscow, most notably missile defense.

• 俄罗斯总统普京将于本星期末参加这次北约首脑会议，讨论有关俄罗斯的关键利益问题，很明显，这主要指的是导弹防御问题。