英语词汇“ventral fins”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	ventral fins
释义	ventral fins 基本英英后机身下翼原型ventralfin的复数名词 ventral fin: either of a pair of fins attached to the pelvic girdle in fishes that help control the direction of movement; correspond to hind limbs of a land vertebrate
随便看	secondary chord of the seventh secondary chromatic aberration secondary chromosome mutation secondary circle secondary circuiL secondary circuit Secondary-circuit se condary circuit secondary circuit block secondary circuit design secondary circuit of hydropower station secondary circuits secondary circuit system secondary circuit voltagedrop secondary circuit voltage drop secondary circular reaction secondary circulation secondary circulation pump Secondary city Secondary City Living Rubbish Incinerator secondary clarification secondary clarifier secondary clarifier effluent secondary clarifier model secondary clarifying methods