cones

/kәunz/

中文翻译

n. 锥形体；视锥细胞（cone的复数）

英文解释

n any cone-shaped artifact

n a shape whose base is a circle and whose sides taper up to a point

n cone-shaped mass of ovule- or spore-bearing scales or bracts

n a visual receptor cell in the retina that is sensitive to bright light and to color

v make cone-shaped

v deprive of by deceit

v commit to memory; learn by heart

词态变化

变形:s3

原型:cone

常见例句

any of several tall South American or Australian trees with large cones and edible seeds

An old astronomical instrument, formed of two cones, on whose surface the constellations were delineated.

A kind of gear in which the two wheels working together lie in different planes, and have their teeth cut at right angles to the surfaces of two cones whose apices coincide with the point where the axes of the wheels would meet.

The yellowish green pigment in the inner segment of the cones of the retina

A general name for the several coloring matters, red, green, yellow, etc., present in the inner segments in the cones of the retina, held in solution by fats, and slowly decolorized by light; distinct from the photochemical pigments of the rods of the retina.