n.掌上电脑，个人数字助理，掌上型电脑(全写为personal digital assistant)
abbr.(= public display of affection ) 当众表示感情

原形：PDA复数：PDAs

I need to sync my PDA with my computer to update my contacts.
我需要将我的PDA与电脑同步以更新联系人信息。
She keeps her daily schedule on her PDA and refers to it throughout the day.
她在PDA上记录每日行程，并全天随时查阅。
He used his PDA to check emails while waiting for the meeting to start.
他在等待会议开始时用PDA查看电子邮件。
The doctor entered the patient's medication information into her PDA.
医生在她的PDA上录入了病人的药物信息。
The sales representative showed the client product specifications from their PDA.
销售代表从他们的PDA上向客户展示产品规格。
John forgot his PDA at home, so he couldn't access his notes during the presentation.
约翰把他的PDA忘在家里了，所以在演讲期间无法查看笔记。
The flight attendant uses a PDA to manage passenger seating assignments.
乘务员使用PDA管理乘客座位安排。
Before smartphones, PDAs were popular devices for personal organization.
在智能手机出现之前，PDA是流行的个人组织设备。
My PDA has a built-in calculator that I use for quick arithmetic calculations.
我的PDA内置了一个计算器，我常用来做快速算术计算。
She set an alarm on her PDA as a reminder to take her vitamins in the morning.
她在PDA上设置了闹钟，提醒自己早上要服用维生素。