I'm taking antibiotics for a throat infection.
因为嗓子发炎我正服用抗生素。
a one-month course of antibiotics
一个月疗程的抗生素
Some types of antibiotic are used to promote growth in farm animals.
某些种类的抗生素被用于促进牲畜的生长。
He's on antibiotics for an ear infection.
他耳朵发炎,正服用抗生素。