Were it not better done as others use, To sport with Amaryllis in the shade, ? Or with the tangles of Neaera's hair?

为何不像他人一样，在树荫下玩弄喇叭花，或是尼哀若的发卷？

耶鲁公开课 - 弥尔顿课程节选

Use this pattern in any situation where you want to explain you've done it before.

当你想解释之前已经做过某事的时候，可以在各种情形下使用这个句型。

I've already 课堂 - SpeakingMax英语口语达人