And those exoskeletons are made of flexible and stiff materials mixed together.

这些外骨骼是由柔软和坚硬的材料混合在一起制成的。

Cartilage is a tough, flexible material that is not as hard as bone.

软骨没有骨头那样的硬度，但它质地坚韧。

But the mighty Arapaima has them beat with its scales-one of the " toughest flexible biological materials, " according to Ritchie's team.

但强大的巨骨舌鱼用鱼鳞击败了水虎鱼，据里奇团队介绍，巨骨舌鱼的鱼鳞是“最坚硬且最柔韧的生物材料”之一。

The top is a clear, flexible material— usually plastic— while the bottom is something rigid, like glass.

顶部是透明的柔性材料— — 通常是塑料—— 而底部是坚硬的东西， 比如玻璃。

Flexible materials could shift and squish rather than break under the pressure, with a lower risk of massive failure.

柔性材料可能会在压力下移动和挤压而不是破裂，从而降低大规模失效的风险。

Cartilage is a more flexible material than bone. It serves as a protective, cushioning layer where bones come together.

还能将肋骨连接到胸骨，以及为鼻子和外耳提供结构基础。

That baleen is a strong, flexible material that was very useful, in some respects the way we use plastic today.

鲸须是一种坚固、柔韧的材料，非常有用，在某些方面就像我们今天使用塑料的方式一样。

That flexible material that the skeleton is made of enables sharks to be very agile, and it enables them to be athletic and it's lightweight.

构成骨架的柔性材料使鲨鱼非常敏捷，具有运动能力，而且其重量轻。

Engineers have been working on synthetic skin for a while, creating flexible materials that can detect things like temperature, humidity, and pressure.

工程师们一直在研究合成皮肤，创造出可以检测温度、湿度和压力等因素的柔性材料。

A " balloon, " of course, is an object made of flexible material – usually some sort of plastic, I guess, or rubber –that you blow air into and it gets bigger inside.

当然，“气球”是一种由柔性材料制成的物体——我猜通常是某种塑料或橡胶——你把空气吹进去， 它就会在里面变大。