千虑一失 qiānlǜyīshī to err is human Definitions Defs Origin Strokes Stroke Words Sentences Sents 千 qiān numeral many many; numerous; a large number虑 慮 lǜ noun thought (bound form) an idea; a thought or state of mind一 yī numeral one one; the number 1; single; alone失 shī nounverb mistake (bound form) a mistake; a fault; a defect; a mishap