And the flipper of a penguin for swimming.

企鹅翅膀则适合游泳。

And they use their flippers, sort of extended out to the side, to maneuver.

鲸鱼利用从身体两侧伸出鱼鳍来操控移动方向。”

For some reason, they almost always use the right flipper to waft the sand away.

由于某种原因它们几乎用右鳍把沙子扇走。

But I always just kind of give it the flipper and move on.

但我总是顺其自然，继续生活。

The Brygmophyseter uses its flipper to steer, it is literally rudderless without it.

四贺鲸用它鳍来控制方向，没有它真就没有方向了。

The toughest part about being a flipper is really the unknown and the what-if.

炒房最困难分其实是未知和假设。

Kell is still learning how to maneuver with his giant flippers, which seem more like giant wings.

凯尔还在学习如何驾驭它巨大鳍足，鳍足看起来像对巨大翅膀。

Just get to that lot to help. Many flippers make light work.

过来这边帮忙。脚蹼多了力量大。

Bones from their flippers are as thick as large rocks.

它们鳍状骨头和大石头样厚。

The downside risk for a flipper is price declines.

个炒房者下行风险是价格下跌。

They had flippers like a turtle and long necks like a giraffe.

蛇颈龙鳍状有如乌龟，脖子长如长颈鹿。

They often use simple equipment such as a mask, snorkel and flippers.

通常用简单装备，如面罩、呼吸管和脚蹼。

Wetsuit, flippers, now, all it needs is a air tank.

潜水服、脚蹼现在它就差气瓶了。

This beetle's flippers are truly sophisticated, bordered with a fringe of hairs.

这种甲虫脚蹼真先进得多，它边有圈毛。

Ryan had to keep his fingers on the flippers except to eat and drink.

除了吃喝，Ryan要把手指放在游戏机。

Eventually, their front limbs became flippers and their hind limbs became weak and unnecessary.

最终，它们前变成了鳍状，而它们后变得虚弱和多余。

The creatures were underwater predators with large flippers and big mouths full of teeth.

这些生物是水下捕食者，长着巨大鳍和满是牙齿长颚。

He was tired of working so hard when he went swimming, so he invented flippers.

他觉得游泳太累，简受够了，于是他就发明了蛙鞋。

One piece became thousands. Flippers, boats, even sea rocks that were then colonised before washing ashore.

块积木变成了几千块。有潜水脚板、船，甚至还有被冲岸之前长满了海洋生物海岩款式。

Because water is a lot denser than the air, we humans need flippers to move around.

因为水比空气密度大得多人类要靠脚蹼才能移动。