只知其一,不知其二 zhī zhī qíyī, bùzhī qí èr

zhī zhī qíyī, bùzhī qí èr phrase to know the first, but not know the second; only partial information
Domain: Proverb 谚语 , Subdomain: , Concept:
Notes: (CC-CEDICT '只知其一,不知其二')