Based on the CAD mathematics mode of the front body floor of vehicle a, the structure is simplified, and the dynamics performance is analyzed.

在A车前底板CAD数学模型的基础上，对结构进行简化处理，分析了该结构的动力学性能。

youdao

If you know someone is coming up behind you to attack, turn toward the person with your hands up in front of your body and loudly say "stop" before walking away.

如果你知道有人从你后面走过来要攻击你，把手举到身前，转身大声说“停”，然后走开。

youdao

As the ocean warms, a body of water called the Antarctic Polar Front—an upward movement of nutrient-rich sea that supports a huge abundance of marine life—is being pushed further south.

随着海洋变暖，一种被称为南极极锋的水体正被逐步推向南方；南极极锋是一种富含营养的海洋向上运动，它支持着大量海洋生物的生存。

youdao

I think if we have that question in front of our minds, we're gotta wanna say not all parts of the body are equally important.

如果我们要解答这个问题,我觉得我们必须认识到,我们肉体的各个部位并非同样重要。

耶鲁公开课 - 死亡课程节选

After all, if you rip out your gun, shoot me in the heart, I bleed to death, we still have a human body in front of us.

毕竟你拔出枪,击中我的心脏,我失血而亡,我还是保持着肉体的形式

耶鲁公开课 - 死亡课程节选

When the teenager was arrested for an alleged public order offence a couple of days later, he was taken to Forest Gate police station where he was kept, with his hands cuffed in front of his body, in the cage area into which Mr Harrington walked.

BBC: Met PC Joseph Harrington 'stamped on boy's back'

"I put my body in front of her and the dogs so they didn't get her, " he said.

BBC: Robert Glisson

Is America really so celebrity obsessed that a comedian can put on an entertaining performance of satire in front of a political body and no one so much as raises a finger at the weirdness of it all?

FORBES: Colbert Goes To Capitol Hill, Jokification Ensues