But when they're in, they are all in -- packing fifty times the force of those smaller fibers.

是当它们在体内时，它们都在体内——它们的力量是那较纤维的 50 倍。

Women on average have 20% less muscle mass in their legs, smaller fast twitch muscle fibers, smaller lungs, smaller hearts, shorter legs, much more estrogen, much less testosterone, a lesser capacity to produce oxygen.

平均来说，女性的腿部肌肉量少20%，快缩肌纤维较，肺部较，心脏较，腿较短，雌激素含量多得多，睾酮含量少得多，产氧能力也较低。

The lint filter catches all these little pieces of fabric, we would call them these little " fibers, " so you can collect them easily to throw them away.

棉绒过滤器可捕获所有块织物，我们将它们称“纤维”，因此您可以轻松收集它们并扔掉它们。

But the most important thing are the tiny fibers that run through the middle of them and they all work concentrically.

最关键的是贯穿其中心的纤维，它们同心协力地工作。

Muscle tissue consists of very small fibers. The nerve fibers separate within a muscle with a terminal branch of the nerve going to each muscle fiber.

肌肉组织由非常的纤维组成。神经纤维在肌肉内分支，每一个神经纤维终支都进入一根肌纤维。