sterilitas

例句：

1. 1. The sterility of the environment is a major concern for many scientists.
   环境的不育性是许多科学家的主要关注点。
2. 2. The sterilization process involves using chemicals to kill all bacteria and viruses in the area.
   消毒过程涉及使用化学物质杀死该区域的所有细菌和病毒。
3. 3. The sterilization of surgical instruments is crucial for preventing infection during surgery.
   手术器械的消毒对于防止手术期间感染至关重要。