(Botany)the scar on a seed marking the point of attachment to its seed vessel (植)种脐 ■a point in a starch granule around which the layers of starch are deposited 淀粉粒的核(或脐点) ■(Anatomy). another term for hilus (剖)。 同 hilus
语源
mid 17th cent. (in the Latin sense): from Latin, literally little thing, trifle', once thought to mean 'that which sticks to a bean', hence the current sense (mid 18th cent.)