短語(yǔ)詞組短語(yǔ)slack -water 靜水的high tide slack water 高潮憩流slack water period 平潮期slack water area 憩流區(qū)域slack water deposits 平流沉積slack water area detail 憩流區(qū)域slack water deposit 平流沉積low tide slack water 低潮峙憩流 返回 slack water