Question

这句英语怎么翻译？

What should seriously concern the G8 is not so much the violence, the numbers in the streets or even that they themselves look idiots hiding behind the barricades, but that the deep roots of a genuine new version of internationalism are growing.

Answer 1

What should seriously concern the G8 is not so much the violence, the numbers in the streets or even that they themselves look idiots hiding behind the barricades, but that the deep roots of a genuine new version of internationalism are growing.
G8首脑们应该深切关注的不是诸多的暴力冲突、也不是街巷的各种花絮，更不是躲在路障后貌似一群傻瓜的他们自己，而是旧酒新装的国际主义的深层根基正在日益壮大。

Answer 2

What should seriously concern the G8 is not so much the violence, the numbers in the streets or even that they themselves look idiots hiding behind the barricades, but that the deep roots of a genuine new version of internationalism are growing.
八国集团最应引起严重关注的不仅仅是暴力，街头人数，甚至他们本人看起来都是愚蠢的人，躲在路障后面，而是真正的国际主义新版本的深层根源正在增长。

Answer 3

八国政府首脑会议最应该关注的不是大街上的暴力事件率，也不是他们自己躲在路障后看白痴，而是植根于一个即将到来的新格局：国际主义意识不断增强。