Isotopes have the same chemical identity but different nuclear properties.

同位素有相同的化学特性,但是原子属性不同。

麻省理工公开课 - 固态化学导论课程节选

Atoms of different elements have different weights and different chemical properties.

不同元素的原子的质量不同,化学特性也不相同。

麻省理工公开课 - 固态化学导论课程节选

Now that's not the only thing in cell membranes, there are also proteins in cell membranes, and these proteins are special proteins that can exist within membranes like this, and they exist because these proteins also have different segments with different properties.

但细胞膜并不只由磷脂构成,细胞膜里还有蛋白质,而且这些蛋白质是一些,可以在细胞膜中存在的特殊的蛋白质,而这些蛋白质存在于细胞膜中,源于它们也有溶解性不同的片段

耶鲁公开课 - 生物医学工程探索课程节选