范围广泛的

This is an insurance policy with extensive coverage.

这是一项承保围广泛的保险。

Geminiviruses are a group of plant viruses occurred worldwide and characterized by their unique twinned particles, which encapsidate a circular single-stranded DNA genome.

双生病毒是一类围内广泛发生的具有孪生颗粒形态的植物单链DNA病毒,年来已在多种作物上造毁灭性危害,给作物生产造重损失。