设备

例句：

1. 1. The engineer designed a new device to improve efficiency.
   工程师设计了一种新的设备来提高效率。
2. 2. The doctor uses an X-ray device to diagnose the patient's condition.
   医生使用X光设备来诊断病人的状况。
3. 3. The scientist developed a device that could detect diseases in early stages.
   科学家开发了一种可以在疾病初期检测的设备。