signed 帶符號的(比如有些帶正負號的)
corelet (英文解釋是“corelet is a type of midlet(java app) wich has read access to phone file system” 就是壹種擁有讀取手機文件系統權限的midp應用程序,它是midlet的壹種類型)
嘿嘿,這種在網上慢慢查加查字典,壹般都能知道,加油吧!