By comparison, abnormal heartbeats returned in eighty to ninety percent of those treated with drugs.

VOA: special.2010.02.17

We know now with the same spring, by this comparison, we will find all objects now can be attributed a mass.

我们现在知道利用相同的弹簧,采用这种比较的方法,就会发现,所有物体都有确定的质量

耶鲁公开课 - 基础物理课程节选

By comparison,abnormal heartbeats returned in eighty to ninety percent of those treated with drugs.

VOA: special.2010.03.02