Their aim was to organise jointdefence if they come under attack.
他们的目标是在遭到攻击后进行联合防御。
2
The two countries are preparing to revamp their jointdefence guidelines for the first time in 17 years.
两国准备17年来首次修改它们的共同防卫大纲。
3
The aim, commanders now admit, was to have many "different flags on coffins" at the start of a war, so as to ensure that Allies could not dodge their commitment to jointdefence.