ebb-tide

基本解释

Sea-water tide, day-to-day tide, every-day tide and every-day ebb.
海浪涨潮，天天涨潮，天天涨潮，又天天退潮。
The ebb-tide, which had so cruelly delayed us, was now making reparation and delaying our assailants.
曾那么无情地耽搁我们时间的退潮，这会儿又给了我们补偿，在碍我们的敌人的事。
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M. drew on the ground the figures of the sun, moon, and earth and tried to explain gravitation, ebb-tide, flood-tide, new moon, full moon, eclipse, and so forth.
在地上画了太阳、月亮与地球的轮廓，设法解释引力作用、退潮、涨潮、新月、满月、月蚀等诸如此类的关系。

Ebb-tide: the falling tide, part of the tidal cycle between high water and the next low water.
UNESCO: L O S S A R Y
The staff's ebb-tide morale was palpable, and the guests' complaining all too audible.
FORBES: Magazine Article
Ebb-tide delta: an accretionary deposit of sand found on the seaward side of an inlet and usually formed by tidal currents.
UNESCO: L O S S A R Y