Downwards from his horse did limp *从马上跌落瘸着拐着 *
As dawn approaches, squid and fish and plankton retreat downwards, to shelter in the darkness. 黎明来临, 鱿鱼,鱼和浮游生物再次下沉隐没在黑暗中
gradually sinking downwards. 逐渐向下蔓延
All around, organic particles drift downwards. 周围全都是飘下来的有机颗粒