名词平潮
1. 平潮：slack suit 便装 | slack tide 平潮 | slack up 减弱
2. 滞潮：小谷;沼泽地 slack | 滞潮 slack tide | 滞水 slack water
3. 憩潮：粉煤;煤渣;碎煤 slack | 憩潮 slack tide | 憩流 slack water
4. 憩流：落潮流 ebb tidal current | 憩流 slack tide | 潮流速 tidal velocity
noun
1. slack tide的反义词
1. the occurrence of relatively still water at the turn of the (low) tide
Synonym: slack water