The flexibility of the lens decreases with age.

眼球晶状体的柔韧性随着年龄增长而减退。

It would seem more sensible to apply standards flexibly rather than rigidly.

灵活地运用标准比死守标准会显得更合情合理。

The flexibility of distance learning would be particularly suited to busy managers.

远程学习的灵活性对于日理万机的经理人来说特别适合。