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1·Because the flippers are comparatively thin and blade-like, they are the one part of the leatherback that is likely to become chilled.

棱皮龟的脚蹼比较薄并且呈刀片状，因此，它们就是棱皮龟身体中有可能被冻住的部位。

2·Last minute our diver was still swimming in the Pacific with flippers, and the next minute he was doing a breaststroke in a fire bucket 300 feet in the air.

前一分钟我们的潜水员还在太平洋里用脚蹼游水，下一分钟他就在300英尺高空的一个救火水桶里做蛙泳了。

3·Penguins use their wings as flippers.

企鹅把翅膀当作鳍来使用。

4·Seals, turtles and penguins have flippers.

海豹、海龟、企鹅均有鳍状肢。

5·Insulation protects the leatherback everywhere but on its head and flippers.

除了头部和鳍状肢外，棱皮龟的全身都有鲸脂保护。

6·Flippers may indeed be a necessary response to aquatic life, turtles, whales, and dugongs also have them.

鳍状肢可能确实是水生生物的必要反应，海龟、鲸鱼和儒艮也有鳍状肢。

7·The solution is to allow the flippers to cool down without drawing heat away from the rest of the turtle's body.

解决办法是让鳍肢冷却下来，而不把热量从海龟身体的其他部分带走。

8·Moreover, walruses and seals drive themselves through the water with thrusts of their hind flippers, but sea lions use their front flippers.

此外，海象和海豹用它们的后鳍推动自己在水中运动，而海狮用它们的前鳍。

9·Do you rent masks and flippers?

你出租面罩和蛙鞋吗？

10·You try running in flippers!

你试着用脚蹼跑！