阿格利罗的团队发现，食蚊鱼最多可以分辨大到16的两个数字的大小，但前提是每个鱼群中鱼的比例大于2:1。

Agrillo's team found that mosquitofish can discriminate between numbers up to 16, but only if the ratio between the fish in each shoal was greater than 2:1.

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我们已增加了教师的数量，但班级的大小并没有成比例地改变。

We have increased the number of teachers but the size of the classes hasn't changed proportionately.

《柯林斯英汉双解大词典》

从上方靠近母牛看可以发现它的形象从头到脚被纵向拉长，但从地面往上看母牛却还是正常的比例大小。

Up close the cow appears to be stretched from head to toe, but when viewed from the ground the cow regains normal proportions.

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