vary in size

基本解释

While birds will vary in size based on age, many times size is the only physical difference in birds.
尽管鸟类体型大小和年龄有关，然而很多时候大小差异是多种鸟类唯一的体貌区别。
They are always say 32 bits or always 64 bits they do not vary in size based on what they're pointing at.
它们总是32位或者总是64位，它们的大小不会因它们所指的,内容不同而不同。
If the disks vary in size or speed, you can place volumes to take best advantage of the disks' characteristics, such as putting seldom-accessed data on a slower physical disk.
如果磁盘在大小或速度方面有差异，可以通过设置卷尽可能利用磁盘的特性，比如把不经常访问的数据放在比较慢的物理磁盘上。

They are always say 32 bits or always 64 bits they do not vary in size based on what they're pointing at.
它们总是32位或者总是64位，它们的大小不会因它们所指的,内容不同而不同。
哈佛公开课 - 计算机科学课程节选

The shops vary in size, with the largest being approximately 460 square feet.
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The regression results for Europe, using the same approach as outlined earlier, show a consistently negative effect of social transfers on growth, even though the coefficients vary in size and significance (table A7.4).
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