病斑scab: n. 1.痂,瘡痂。 2. (羊等的)疥癬〔又叫 sc ...植物: plant; flora; botany; stray; ...病: illness; sickness; disease; ...植物病: phytopathy; plant disease植物病蟲害: plant diseases and insect pests下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯