Avermectin is an antiparasitic antibiotic with new model action, broad antiparasitic spectrum, high efficacy and safety.是什么意思_Avermectin is an antiparasitic antibiotic with new model action, broad antiparasitic spectrum, high efficacy and safety.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句