You could go through a lot of these parameters and think about it in the same way that these things are really very highly controlled.

通过看许多这样的指标,即这些身体指标确实都以相同的方式,被严格控制着

耶鲁公开课 - 生物医学工程探索课程节选

You measure your temperature is a little up, you've got a fever, something's wrong, I better find out what that is' because temperature is a very highly controlled variable.

你测出体温偏高是,你就发烧了,身体哪里出问题了,我最好把问题找出来,因为体温是一个严格控制的身体指标

耶鲁公开课 - 生物医学工程探索课程节选