| 词汇 | heliotropism | 
| 释义 | heliotropism  noun [ U ]  biology specialized /ˌhiː.liˈɒt.trə.pɪ.zəm/ /ˈhiː.li.ə.troʊ.pɪ.zəm/  向日性 the growth or movement of a plant, or of a particular part of a plant, towards the sun or away from it  Sunflowers in the bud stage exhibit heliotropism. 含苞待放的向日葵表现出向日性。   Heliotropism is like a plant sense; the way that a plant senses the sun and grows toward it. 
 Compare: geotropism | 
| 随便看 | 
 | 
MX2U.com英汉词典共收录126179条英汉翻译词条,基本涵盖了全部常用英语词汇的翻译、用法及例句,是英语学习的有利工具。