There were puzzles, ancient board games and some old swimmingfins.
我们可以猜谜、玩古老的棋类游戏以及蹼泳。
2
If your ankles are inflexible and you can't point the feet and toes away from the body, use swimmingfins more often.
如果你的脚踝是呆板的，你不能点脚和脚趾离开身体，用游泳脚蹼更多。
3
Now that he had seen him once he could picture the fish swimming in the water with his purple pectoral fins set wide as wings and the great erect tail slicing through the dark.