千钧一发 qiānjūnyīfà HSK7 to hang by a thread Origin Definitions Defs Strokes Stroke Words Sentences Sents 千 qiān numeral many many; numerous; a large number钧 鈞 jūn jun (bound form) an ancient unit of weight equal to 30 斤 jīn (approx. 15 kg)一 yī numeral one one; the number 1; single; alone发 髮 fà noun hair (bound form) hair on the human head