adj.无病的

The research aims to develop a vaccine that can prevent the disease-free population from getting infected.
研究旨在开发一种疫苗，以防止无病人群感染。

The government is working hard to keep the country disease-free and ensure public health.
政府正在努力保持国家无病，并确保公众健康。

After years of hard work, the doctors finally managed to eradicate the disease and make the area disease-free.
经过多年的努力，医生们终于设法根除了疾病，使该地区成为无病区。

It's important to maintain good hygiene in order to keep the school environment disease-free.
为了保持学校环境无病，维护良好的卫生习惯很重要。

The company has implemented strict quality control measures to ensure its products are disease-free.
该公司实施了严格的品质控制措施，以确保其产品无病。

The farmer was proud of his disease-free crops and worked tirelessly to keep them healthy.
农民为他的无病作物感到自豪，并不遗余力地保持它们的健康。

The community came together to clean up the local park and make it a disease-free space for everyone to enjoy.
社区团结起来清理当地公园，使之成为一个无病的空间，供所有人享用。

The disease-free status of the country was put at risk by an outbreak of a new virus.
该国无病状态因一种新病毒的爆发而受到威胁。

The hospital has a reputation for being one of the cleanest and most disease-free facilities in the region.
该医院以其是该地区最干净、最无病设施之一而闻名。

The research team is studying the effects of climate change on disease-free populations in different parts of the world.
研究团队正在研究气候变化对世界各地不同地区无病人口的影响。