phototropism
US /foʊˈtɑː.trə.pɪ.zəm/
UK /fəʊˈtɒt.rə.pɪ.zəm/
名詞
光屈性, 向光性
the orientation of a plant or other organism in response to light, either toward the source of light (positive phototropism) or away from it (negative phototropism)
例:
•
The sunflower's movement toward the sun is a classic example of phototropism.
ひまわりが太陽に向かって動くのは、光屈性の典型的な例です。
•
Plants grown in a window often exhibit phototropism by leaning toward the glass.
窓際で育つ植物は、ガラスの方に傾くことでしばしば光屈性を示します。