基本解释[农业科学]早期妊娠诊断英汉例句双语例句Therefore, the sound of fetal blood flow can be regarded as the main basis for pregnancy diagnosis at the early stage of gestation in dairy cows.因此，乳牛的早期怀孕诊断可用宫血音作为判定怀孕的主要依据。diagnosis of early gestation更多例句专业释义农业科学早期妊娠诊断