palmtop
palm·top
P0030950 (päm′tŏp′)palm•top
(ˈpɑmˌtɒp)n.
单词 | palmtop | |||
释义 | palmtoppalm·topP0030950 (päm′tŏp′)palm•top(ˈpɑmˌtɒp)n. palmtoppalmtoporhand-held personal computer,lightweight, small, battery-powered, general-purpose programmable computercomputer,device capable of performing a series of arithmetic or logical operations. A computer is distinguished from a calculating machine, such as an electronic calculator, by being able to store a computer program (so that it can repeat its operations and make logical ..... Click the link for more information. . It typically had a miniaturized full-function, typewriterlike keyboard for input and a small, full color, liquid-crystal display for output. In addition to an operating system compatible with that of a desktop computer, a palmtop typically contained a word processor, a spreadsheet program, and a calendar and phone book. A variety of other programs could be loaded and executed, and data could usually be transferred to and from a desktop computer. Although some palmtops were like personal digital assistantspersonal digital assistant (PDA), lightweight, hand-held computer designed for use as a personal organizer with communications capabilities; also called a handheld. A typical PDA has no keyboard, relying instead on special hardware and pen-based computer software to enable the ..... Click the link for more information. in that they accepted handwritten or touch screen input, they generally differed in that the palmtop had more memory, a keyboard, and a greater variety of available programs. The development of netbooks and smartphones made palmtops obsolete. palmtop[′päm‚täp]palmtop(computer)A palmtop is very similar to a Personal Digital Assistantthough a palmptop may have a larger keyboard and more RAMand is possibly more general purpose in concept, if not inpractise. The Psion Organiser is one of the best known examples. palmtopAn earlier computer small enough to hold in one hand and operate with the other. Also called a "handtop," palmtops had small keyboards or specialized keypads tailored to specific industries. General-purpose palmtops were never widely used, but they were resurrected in the form of smartphones and tablets. See subnotebook, netbook, tablet and smartphone.
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