But what it does do is arch its back.

但它会拱起背部。

The cat arches its back when it sees the goose.

猫看到鹅, 便把背拱起。

They vocalised, tensed their muscles, arched their backs, and fussed or cried.

他们发出声音，绷紧肌肉，弓起背，开始烦躁或哭泣。

We're going to arch our back, extend our arms out.

我们要弓起背部，伸出双臂。

Don't arch your back or use your low back in this.

不要拱起你的背部或使用你的腰背。

Edmond found that the stones beyond it could be pushed under a wooden beam that arched in back of the wall.

他还发现可以将通道上的碎石块堆到后面支撑墙壁的木梁下。

Also, you will arch your back to try to keep you from not leaning forward.

此外，您会拱起背部以防止身体前倾。

The one-eared black tom arched his back and hissed at her.

独耳的黑公猫拱起背朝她嘶叫。

Then he arched back on his hind legs and stared at us.

然后他用后腿向后弓起，盯着我们。

A bony mouser from downstairs would arch its back and rub mournfully against the slop jar.

楼下一只瘦骨嶙峋的老鼠会弓起背， 哀伤地在污水罐上蹭来蹭去。

She stopped then and her body arched back and a quick distressful sound came out of her mouth.

她停了下来， 身体向后弓起， 嘴里发出快速痛苦的声音。

I was totally uncomfortable, and the photographer was telling me to arch my back and put my hand in that guy's hair.

当摄影师要我弓起背，摸那个男士的头发时，我非常不自在。

This species known as Drepanosaurus with its reptile-like skin and arched back might be one of the first versions of birds to ever exist.

这种被称为 Drepanosaurus 的物种具有类似爬行动物的皮肤和拱形背部可能是有史以来最早的鸟类之一。

Waking from a particularly great dream involving helping his father save a family of topis from a flood, Simba stretched out his paws and arched his back.

在梦中，他帮助父亲从洪水中救出了牛羚一家， 梦醒后，辛巴伸了伸爪子，拱起背。

Every time he tried to lift it, it arched its back, and straining with all his godly might, he only managed to lift one paw.

每次他试图抬起它时， 它都会弓起背，用尽他所有的神力， 他只设法抬起一只爪子。

So the arm is long, so the abs stay engaged, then when she steps through that makes sure she's stepping controlled and not arching her back through the movement.

胳膊伸长，腹部做好准备，当她跨步时，要保证每一步都是有控制的，训练时不要弓背。

Instead, they emphasise the importance of adopting comfortable positions, varying your positions, avoiding awkward positions (such as flexing or arching your back or neck) and including regular breaks from your static posture throughout the day.

相反，这一指导意见强调，要采用舒适的坐姿，不时地变换姿势，避免不自然的坐姿（比如弯曲或拱起背部或颈部），并在一天当中定期活动一下，不要长时间保持静态坐姿不动。

Bond doubled over with the pain and to shield himself from another blow, only to get a rabbit punch on the back of the neck which made him arch back again, the breath whistling through his teeth.

邦德痛得弯下身子，想保护自己免受另一次打击，结果脖子后面挨了一记兔子拳，这让他再次弓起背，呼吸从牙齿里呼啸而过。