求翻译：青霉素是一种高效、低毒、临床应用广泛的重要抗生素。它的研制成功大大增强了人类抵抗细菌性感染的能力，带动了抗生素家族的诞生。它的出现开创了用抗生素治疗疾病的新纪元。是什么意思？

Penicillin is an efficient, low toxicity, and clinical application of a wide range of antibiotics. Its successful development has greatly enhanced the ability of the human resistance to bacterial infections, led to the birth of the family of antibiotics. It pioneered a new era in treatment of diseas

Penicillin is an efficient, low-wide range of applications, the clinical importance of antibiotics. Successful development of the IT greatly enhanced the human resistance against bacterial infections, and antibiotics has led the birth family. It has opened up a new era of antibiotic treatment of the

The penicillin is one kind highly effective, low poisonous, the clinical practice widespread important antibiotic.It developed greatly strengthens the humanity to resist the bacterial infection successfully ability, has led the antibiotic family's birth.Its appearance founded has treated disease wit

Penicillin is a high efficiency, low toxicity and clinical application of a wide range of important antibiotics. It greatly enhances the successful development of a human's ability to resist bacterial infection, led the birth family of antibiotics. It appears to create a new era of antibiotics in tr

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