PDA

例句：

1. 1.My PDA is my constant companion on the go.
   我的PDA是我随时随地的伴侣。
2. 2.The PDA has a built-in camera, which makes it perfect for taking photos.
   这款PDA内置了摄像头，非常适合拍照。
3. 3.She uses her PDA to manage her schedule and keep track of important appointments.
   她使用她的PDA来管理日程和记录重要的约会。