The flowing back of the tide. 退潮。 Crime is on the ebb. 犯罪减少。 To flow back, as the tide to the sea. 退落；退潮；落潮。 We sat on the beach and watched the tide ebb. 我们坐在沙滩上看退潮。 To decline; diminish. 衰退；减低。 Hope of finding the lost plane began to ebb. 找到迷失飞机的希望已很渺茫。 |