略知一二

to know just a little; to have a rough idea

brief; sketchy / outline; summary / to omit / (bound form before a single-character verb) a bit; somewhat; slightly / plan; strategy / to capture (territory)

variant of 略[lüe4]

to know / to be aware

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

one or two; a few / a little; just a bit

two / 2 / (Beijing dialect) stupid