heliotropism
n.
1854, from heliotrope + -ism.
〔李〕[heli;-o-;trop;-ismn.] n.向日性，趋日性 ←trop (GK tropos)=turn 旋转
〔李〕[heli;-o-;trop;-ismn.] n.向日性，趋日性 ←trop (GK tropos)=turn 旋转
| 词汇 | heliotropism |
| 词根词缀 | Online Etymology Dictionary 词根李平武蒋争 heliotropism n. 1854, from heliotrope + -ism. 〔李〕[heli;-o-;trop;-ismn.] n.向日性，趋日性 ←trop (GK tropos)=turn 旋转 |
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