Because of this people have sought other kinds of viruses to use as vectors and one that's commonly used is an adenovirus.

正因为如此,人们找到了其它病毒来,作为载体,常见的有,腺病毒

耶鲁公开课 - 生物医学工程探索课程节选

This is commonly used in the immune system as well, but it's a way of amplifying a signal.

免疫系统也常使用这种方法,但这主要是一种放大信号的方式

耶鲁公开课 - 生物医学工程探索课程节选

But it turns out that because the Standard I/O Library is -lstdio so common they don't force people to type this all day long because it's just so commonly used.

由于大家都会用到标准输入输出库,因此我们不要求每次都在后面添上,可以省略。

哈佛公开课 - 计算机科学课程节选

The other but more commonly used monetary policy is to change the rate is to effectively alter the rate of interest on deposits.

另一种形式，更广泛地被运用着,是货币政策是用来改变比率,有效地调整存款的利率水平。

耶鲁公开课 - 金融市场课程节选

That's commonly used by game developers and 3D studio that make movies of it.

这种技术通常是游戏开发者使用,以及做电影的3D工作室使用。

麻省理工公开课 - 媒体、教育、市场课程节选