定时发送短信。不言而喻，这款程序可以这样描述：打开程序，设定一个未来的时间点，输入联系人和短信息内容，保存退出，等待到时间点，程序启动并发送短信息，程序自动退出。-Regularly send text messages. It goes without saying, this process can be described as: Open the program, set a future point in time, enter the contact and short conten