ovonic threshold switch

例句：

1. 1. The device isdesigned to detect the presence of oxygen inthe environment.
   该装置旨在检测环境中的氧气含量。
2. 2. The ovonic threshold switch isa critical component in the operation of theair purifier.
   氧核阈值开关是空气净化器运行的关键部件。
3. 3. In order to maintain optimalperformance, it is essential to regularly checkand replace the ovonic threshold switch.
   为了保持最佳性能，定期检查并更换氧核阈值开关至关重要。