不过，通过把一个字符(或其部件)旋转180度的方法来造字，则不会有损于粗细比率的完美。

However, by rotating a (part of a) character 180 degrees, the contrast remains perfect and untouched.

youdao

通常，一种字样的粗细差异由与该字样中给定字符相关的增加(与同一字样的“普通”字符相比)的笔画或粗细来区分。

Weight differences are generally differentiated by an increased stroke or thickness associated with a given character in a typeface, as compared to a "normal" character from that same typeface.

youdao