Please translate the following into Chinese. Pay attention to the word order.Colds and flu are usually caused by viruses, so antibiotics - which work only on bacterial infections - won't help.
Please translate the following into Chinese. Pay attention to the word order.Colds and flu are usually caused by viruses, so antibiotics - which work only on bacterial infections - won't help.
发布时间：2025-11-06 23:59:18
