自说自话

zhì dìng kǎo hé biāo zhǔn bù néng yóu jǐ gè rén guān qǐ mén lai zì shuō zì huà

制订考核标准不能由几个人关起门来自说自话。

Assessment criteria should not be set by a few people behind closed doors.

tā bù gēn bié rén shāng liang yī xià jiù zì shuō zì huà gàn kāi le

他不跟别人商量一下，就自说自话干开了。

He didn't discuss it with anyone else and just set to work.

tā zuì jìn yǒu xīn shì jīng cháng zì shuō zì huà

他最近有心事，经常自说自话。

He has something on his mind recently and often talks to himself.