vt.& vi.进一步加强,大大增加
vi.再加倍,翻两番
Redouble your efforts and not slacken off.
要再接再励,不能松劲.
We redouble our efforts for Manhan's release.
为了解救马汉,我们做了最大的努力.
There isn't much time ahead , so we should redouble our effort.
来日无多, 须加倍努力.