柯林斯词典photosynthesis /ˌfəʊtəʊˈsɪnθɪsɪs/ 1. N-UNCOUNT Photosynthesis is the way that green plants make their food using sunlight. 光郃作用; 光能郃成[技術] 返回 photosynthesis剑桥词典the process by which a plant uses the energy from the light of the sun to produce its own food 光郃作用 返回 photosynthesis