heliotropism
n (植物)向日性(helio+trop 转+ism→转向太阳)
释义2:
heliotropism
/ 7hi:li5CtrEpizEm /
◙ noun1. [mass noun] [Botany] the directional growth of a plant in response to sunlight• [植] (植物的)向光性,向日性。--› compare
phototropism [Zoology] the tendency of an animal to move towards light• [动] (动物的)向光性【派生】
♦ heliotropic adjective【语源】
1. mid 19th cent.: from helio- + Greek -tropos 'turning' + -ism
俄语/英语字母转换