bacterium
🇬🇧/bækˈtɪəriəm/ 🇺🇸/bækˈtɪriəm/ 18a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some that can cause disease.
noun [专属名词]细菌
He had a course of antibiotics to kill the bacterium.
他服了一疗程的抗生素来杀死细菌。
单词造句: