English-Chinese/Penicillin

Penicillin is a common antibiotic, used to treat bacterial infections. It was one of the first to be discovered, and worked well against staphylococci and streptococci. Many strains of bacteria are now resistant. Chemists keep changing part of its structure in the effort to keep it working against the bacteria.

青霉素 是 一种 常见的 抗生素,用于 治疗 细菌感染。它是 最先 发现的 一种,对 葡萄球菌 和 链球菌 有 很好的 作用。许多 细菌菌株 现在 都 具有 抗药性。化学家 不断 改变 其 结构的 一部分,以 保持 其 对 细菌的 作用。