To facilitate the cleaners, the sharks were seen swimming in a standing position, doing ballet-like twirls so that the fish washers could get at every nook and cranny.

为了方便那些清洁工，我们观察到鲨鱼们以站立的姿势游动，作出像芭蕾舞一样的旋转，让这些清洁鱼能够触及任何角落和缝隙。

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To facilitate the cleaners, the sharks were seen swimming in a standing position, doing ballet-like twirls so that the fish washers could get at every nook and cranny.

为了方便那些清洁工，我们观察到鲨鱼们以站立的姿势游动，作出像芭蕾舞一样的旋转，让这些清洁鱼能够触及任何角落和缝隙。

youdao