Martin Parry, author of the report, says it's time for concerted action by world leaders.这篇报道的作者马丁•帕里说, 现在到了世界领导人采取一致行动的时候了。

The move appears to be part of a concerted campaign by the authorities to stamp out local opposition.这一举措似乎是当局镇压本地反对派的联合行动的一部分。

He made a concerted effort to win me away from my steady, sweet but boring boyfriend.他费尽心机想要把我从我那稳重、温柔但却沉闷的男朋友手里赢过来。