tā / tí chū / de / fāng àn / zhǐ shì / cóng / gè rén / jīng yàn / chū fā / de / yì kǒng zhī jiàn / bú gòu / quán miàn

他提出的方案只是从个人经验出发的一孔之见，不够全面。

The plan he proposed is only a partial view based on personal experience and is not comprehensive.