These are great exercises for toning the back of the arms the triceps.

这组动作对练习手臂后侧的三头肌十分有效。

This exercise greatly works the pectoral muscles and triceps.

这项运动能极大地锻炼胸肌和三头肌。

Our superset today includes chest flies and a tricep dip.

我们今天的超级组训练包括推胸飞鸟和三头肌撑体。

Make an incision to expose the tricep here.

这里开个切口暴露出三头肌。

Those are biceps, and triceps are on the bottom part of your upper arm.

那些是二头肌，三头肌在你上臂的底部。

I have broken my hand, I tore my tricep.

我的手骨折了，我的三头肌撕裂了。

She had great triceps and a loud laugh.

她有很好的三头肌和大声笑。

And his triceps went to hell.

他的三头肌去了地狱。

Typically with Bob in this situation we're using biceps and tricep muscles, but he has to be able to fire those independently.

鲍伯在这种情况下通常使用二头肌和三头肌，但他必须能够独立地操纵这些肌肉。

He could be alone. This morning I heard him do pushups and then talk to his triceps.

应该没有吧。今天早上我听见他做俯卧撑后来还跟他的三头肌说话。

So the biceps will shorten while the triceps will lengthen or relax, pulling up the arm and making it bend at the elbow.

所以在三头肌伸展或者放，二头肌就会收缩，完成胳膊举起，向着手肘弯曲的动作。

In quadrupeds, like the tiger, their tricep and shoulder muscles contract in a long gait in a special way that absorbs the mechanical energy and disperses it as harmless heat.

偶足类动物，例如老虎，它们的三头肌和肩部肌肉长间以一种特殊的方式收缩，以此来吸收械能并将其分散为无害的热量。

If you looking for a Rom-com, you'll know to avoid The Expendables because of the poster with a skull, guns, biceps, triceps...is, is that a trapezoid? Just way too much testosterone.

如果你想看浪漫喜剧，你会知道要避开《敢死队》，因为那海报上有头骨、枪、二头肌、三头肌… … 还有梯形的吗？反正就是有很多睾丸素（男性荷尔蒙的一种）。

It's ok, I know how it is. This machine here will work out your upper body, mainly your triceps and biceps. Are you looking to develop strength or muscle tone and definition?

没关系，我知道。这台器首先从你的上半身开始起作用，主要是三头肌和二头肌。你是想增强力量还是锻炼肌肉和线条？

But you know 40K an hour with a 20 kilo an hour Tailwind, it doesn't matter so much to be aero. So save that effort there. It'll save your triceps and your shoulders a little bit.

但要知道，速 40 公里的飞每小有 20 公斤的尾风，减小阻力并不那么重要。所以省省力气吧。这样你的三头肌和肩膀就能省点力气。