退潮翻译英语怎么说

退潮翻译英语是 "ebb tide"。
"Ebb" 是指潮水退去的过程，"tide" 是指潮汐。所以 "ebb tide" 就是指潮水退潮的过程。
例句1:
The ebb tide was very strong and the waves were crashing hard against the shore.
(退潮很强烈，海浪猛烈地撞击着岸边。)
例句2:
The beach was much wider during the ebb tide than during high tide.
(退潮时海滩比高潮时宽得多。)