When used as a noun, it means to understand or have something on your mind. "Clear" means to understand like holding high and describing the truth. Zhuangzi Sheng Da said, "Today you are a fool, exposing the sun and the moon." The "Zhao" here uses its extended meaning and obvious meaning.
(voice. From that day on, call for voice. Original meaning: bright).
Use the original meaning? Bright.
Zhao, tomorrow is also bright. -"Shuo Wen"
If you look like a cloud, you will return to the sky. -"Poetry, Elegance and Han Yun"
Youth fades, and the sun shines only. -"Chu Ci, Great Tactics"
Another example: Zhao Ti (Ming statutes); Zhao Lie (bright); Zhao Yan (Guangming Guangchuan); Bright; Zhao Mei (Ming Li, Excellence? [clear; Obvious].
So Zhao Jiong quit. -Xue Qin Fucheng "Looking at Oil Paintings in Paris"
Another example is Zhao Sheng (obviously better). Zhao Ming (famous); Zhao Zhuo (obvious; Significant); Clear (obvious; Significant); Showing speed (obvious attraction).
Zhao, Xiao Ye. The stinging insects realized what had happened, and they were more worried about Sue. Last name. "Warring States Policy": Chu Youzhao Xi T-shirt. Qu Yuan annotated Lisao: There are three royal surnames, namely Zhao, Qu and Jing. (sháo) When you write Juyun again, cut it.