In this case, quadra means "four".

在这种情况下，quadra 的意思是“四”。

youdao

The all-new Jeep Grand Cherokee offers the new Quadra-Lift air suspension system.

全新吉普大切诺基提供了新的空气悬挂系统。

youdao

The large transparent umbrella mounted on a light stand with a Quadra head, acted as the main light.

大的透光伞是装在Elinchrom Quadra的一个灯头上作为主光。

youdao

And what we want to do then, is we want to basically come up with, how do we characterize the growth-- God bless you-- of this problem in terms of this Quadra-- sorry, terms of this exponential growth.

现在我们想要做的就是,我们怎么来量化增长率呢？,在这个问题中也,就是框架-对不起是，输入指数的增长。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now, the company is back with its first quad-core tablet offering, the 10.1-inch Evolio Quadra.

ENGADGET

The LaCie 2big and 4big Quadra offer seamless cross-platform compatibility in any work environment.

ENGADGET: LaCie 2big, 4big Quadra drives hop the USB 3.0 bandwagon, give Macs 12TB of speedy storage

The LaCie 4big Quadra incorporates the ultra-reliable Noctua cooling system that offers superior pressure and airflow performance.

ENGADGET: LaCie 2big, 4big Quadra drives hop the USB 3.0 bandwagon, give Macs 12TB of speedy storage