Washington would not take such a step without its allies' approval.

没有其同盟国的赞同，华盛顿不会迈出这样的一步。

Russia has since become a key American ally in the fight against terrorism.

自此俄罗斯变为美国打击恐怖主义的一个重要同盟国。

He is a close ally of the president.

他是总统的一位亲密盟友。

She will regret losing a close political ally.

她将后悔失去了一位亲密的政治盟友。

Germany's surrender to the Allies.

德国向盟军的投降。

He will have no choice but to ally himself with the new movement.

他将别无选择，只能与这个新运动结盟。