Objective To test toxicities of several insecticides on susceptible strains of Musca domestica and Blattella germanica in the laboratory.是什么意思_Objective To test toxicities of several insecticides on susceptible strains of Musca domestica and Blattella germanica in the laboratory.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句