photoperiodic inhibition

例句：

1. 1. The plant's growth is inhibitedby the lack of sunlight during thenight.
   由于缺乏夜间阳光，植物的生长受到抑制。
2. 2. This drughas a photoperiodic inhibitioneffect on cancer cells.
   这种药物对癌细胞具有光周期抑制效应。
3. 3. The researchers foundthat the plant's photosynthesis was inhibited by the cold weather.
   研究人员发现，由于寒冷天气，植物的光合作用受到了抑制。