Puck is arching her back and then stretching it out.

帕克弯了一下后背，后往前伸直。

Right whales have round bodies with arching rostrums, V-shaped blowholes and dark grey or black skin.

露脊鲸有圆形的身体，弓形的吻部，V 形的喷气孔和深灰色或黑色的皮肤。

But as the toxin spreads, stronger muscle groups become more rigid, leading to a frightening arching of the back.

但随着毒素的扩散，较强的肌肉群会变得更加僵硬，导致背部弓起，令人恐惧。

He walked about in front of the line and at every step pulled himself up, slightly arching his back.

他微微拱着背，在队列前走来走去，每走一步，身子就抖动一下。

Now make sure your low back is not arching like this because that's not going to do you any good.

现在确保你的下背部不要弓起来，因为样你没有好处。

They reached the end of the passageway and saw before them a brilliantly lit chamber, its ceiling arching high above them.

他们来到走廊尽头，面前是一间灯火通明的房间，上面是高高的拱顶形天花板。

The bull is in full gallop-legs outstretched and head raised-and the figure is leaping over it in a great arching somersault.

公牛完全疾驰, 腿伸展, 头, 这个数字是跳跃在在一个伟大的拱起筋斗。

He's, arching up, he's trying to tell me to go away.

他弓起身子，试图告诉我走开。

I'm like, I'm not arching my back.

我可不是在弓着背。

They have a lot more lordosis than the- So arching runners.

他们的腰椎前凸程度比拱形跑者要大得多。

It's honestly a lot to do with the girl just arching.

说实话，这很大程度上与女孩是拱起身体有关。

So for those that are just listening, I'm arching and then flexing.

所以是在听的朋友们，我是在做拱背后屈曲的动作。

It was drenched with sunshine and flecked and dotted with arching white sails.

它沐浴在阳光下， 点缀着拱形的白帆。

And it worked beautifully, arching patterns, lighting up CrunchLabs.

其效果美轮美奂，电弧形成各种图案，点亮了CrunchLabs。

Fireheart and Cinderpaw wove their way beneath the arching fronds.

火心和炭爪在拱形的叶子下蜿蜒前行。

Meghan says we should aim for an upright spine position and to avoid flexing and arching our backs.

梅根建议我们应保持脊柱直立，避免弯曲或过度拱起背部。

She lay still for a moment, receiving my gaze, her foot arching with consciousness of it.

她一动不动地躺了一会儿，接收到我的目光，意识到这一点，她的脚拱了起来。

The little pile of dust sent off one last spark, like a single orange firework arching through the room.

一小堆灰尘发出最后一点火花，就像一个橙色的烟花在房间里拱形。

Under the arching trees, central in summer, Dick asked: " Will you take anything, Nicole" ?

在夏季中央的拱形树下，迪克问：“你要带什么东西吗，妮可”？

As soon as he had gone, Fireheart headed into the forest, prowling with new caution beneath the arching ferns.

他一走，火心就走进了森林，在拱形蕨丛下小心翼翼地搜寻着。