不定bùdìngTop 15000Meanings1. indefinite2. indeterminate3. (botany) adventitiousCharacters used不no定to fixExamples1她tā一时间yīshíjiān拿ná不定bùdìng主意zhǔyi，不知bùzhī如何rúhé是shì好hǎo。Suddenly unable to make up her mind, she didn't know what to do.