其它服务在质量上差异很大。

Other services vary dramatically in quality.

《柯林斯英汉双解大词典》

拒绝在质量上妥协的初级保健医生要么被赶出这个行业，要么只能接受现金，这进一步加剧了初级保健的衰落。

Primary care physicians who refuse to compromise quality are either driven out of business or to cash-only practices, further contributing to the decline of primary care.

youdao

两者在质量上无差异。

There is no difference in quality between the two.

youdao

This is what makes cells different, the number and quantity of the genes that they express.

这就是细胞产生差异的原因,即表达的基因在数量和质量上的差异

耶鲁公开课 - 生物医学工程探索课程节选

In fact, there's a property of gravitational fields anywhere, even in outer space, but there is some residual field between all the planets and all the stars in the universe, that the force on a body is proportional to the mass of the body.

实际上,这是任何地方的引力场都具备的属性,甚至是在外太空,在所有的行星和恒星之间,存在着某种剩余场,在这个场里作用在物体上的力,和物体的质量之间存在比例关系

耶鲁公开课 - 基础物理课程节选