正中 zhèngzhōng center Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: nub All meanings 4 zhèngzhōng 4 center 3nub 1 1 sentence for 正中 (zhèngzhōng — nub) 他的分析正中要害,指出了计划中最大的问题。 tā de fēnxī zhèngzhōng yàohài, zhǐchū le jìhuà zhōng zuì dà de wèntí. His analysis hit the nail on the head, identifying the biggest problem with the plan. Source: Dong Chinese Dictionary