◆at a low ebb
(in a poor state)处于低潮
George's fortunes at this time were at a very low ebb.乔治这时候的运气非常背。
at your lowest ebb处于最低点
The Government's popularity is at its lowest ebb.政府的支持率跌到了最低点。
(weak and tired)衰弱疲惫的
a time when everyone is tired and at a low ebb每个人都疲惫不堪、处于低潮的一段时间