There is no end to words
"Explanation" means that there is no more reason to say.
Idioms and allusions
[source] the second book of Xiao Fu Xianggong written by Cui Zhiyuan of the Tang Dynasty: "when you look up to the dry and cultivate yourself, you can only know the urgency of the tone and the sadness, but you can only feel the shame and have a clear explanation." [example] the righteousness of a minister is not his own. I dare not ask for it. The second part of song Sushi's Bianshi Guanzhi Qiwen Zazi
Discrimination of words
Usage is used as predicate and attributive. [near synonym] is beyond reason
There is no end to words