| 释义 |
DEFINITIVE EXAMPLES 权威例句〔black spot〕Any of various fungal or bacterial diseases of plants, resulting in small black spots on the leaves or on other parts.黑斑病：植物真菌或细菌疾病的一种，能引起叶片或其他部分上长出小黑斑美国传统〔citrus canker〕A destructive bacterial disease of citrus plants that attacks seedlings and mature plants and causes defoliation and death.柑橘溃疡病：柑橘的破坏性细菌病害，其侵害柑橘树树苗和成树并导致落叶和死亡美国传统 |