这些汉字都是独体字，比较好辨认。

These are all single characters and are easy to identify.

youdao

随着汉字的演变，有的独体字做偏旁时，形体上有所变化，它们已不再单独成字使用了。

In the process of the development of the Chinese characters, some of the single-element characters have been used as radicals, whose forms and structures have been modified.

youdao

随着汉字的演变，有的独体字做偏旁时，形体上有所变化，它们已不再单独成字使用了。

In the process of the development of the Chinese characters, some of the single-element characters have been used as radicals, whose forms and structures have been modified.

youdao