【析形】形声字。古文字形从金,匀声。 【释义】《说文》:“三十斤也。”本义是古代的重量单位,三十斤为一钧。又指制陶器所用的转轮。[千钧]千钧即三万斤,常用来形容器物之重或力量之大。[千钧一发]千钧重物用一根头发系着。比喻万分危急或异常要紧。 【shape analysis】It is the pictophonetic character.In ancient character the meaningful part is金(jīn,gold)while the phonetic component is匀(yún,even). 【original meaning】A unit of weight,three pounds for one钧(jūn).