Our service is obsolete, requiring root and branch reform.

我们的服务已经过时，需要从根本上进行改革。

This means a root and branch reform of the Chinese economy.

这意味着中国经济将发生根本性的变革。

I hope that our service quality could root and branch raise as soon as possible through our joint efforts.

希望我们共同努力，尽快从根本上提升我们的服务质量。

The snow was falling more heavily now. Where it touched the ground it melted, but all about him rock and root and branch wore a thin blanket of white.

雪下得更大，虽然一碰地面就会融化，但他周遭的岩石、树根和枝干却都覆上了一层薄薄的白。