• n. [植] 柔荑花序（如柳絮等）

cat, 貓。-kin, 小詞后綴。因似細(xì)軟的貓毛而得名。

catkin (n.)

1570s, from Dutch katteken "flowering stem of willow, birch, hazel, etc.," literally "kitten," diminutive of katte "cat" (see cat (n.)). So called for their soft, furry appearance.

1. Overdominance or heterosis for catkin length in interspecific crosses has been reported.

栗樹(shù)種間雜交在?譎杌ㄐ虺ざ壬纖?表現(xiàn)的超親(或雜種優(yōu)勢(shì))已報(bào)道了.

來(lái)自辭典例句