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单词 palmtop
释义

palmtop


palm·top

P0030950 (päm′tŏp′)n. A computer that is small enough to fit in the palm of one's hand.
[palm + (lap)top.]

palm•top

(ˈpɑmˌtɒp)
n. a battery-powered microcomputer small enough to fit in the palm. [1985–90]
Translations

palmtop


palmtop

or

hand-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
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. 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
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 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] (computer science) handheld computer

palmtop

(computer)(Or "pocket computer", "Hand-held PersonalComputer", H/PC) A small general-purpose, programmable,battery-powered computer cabable of handling both numbers andtext (in contrast to most pocket calculators) which can beoperated comfortably while held in one hand. A palmtop isusually loaded with an operating system such as Windows CE. Data can be transferred between the palmtop and adesktop PC.

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.

palmtop

An 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.


A General-Purpose Palmtop
This IBM palmtop harks back to the days of Intel 486 CPUs in the early 1990s. Weighing less than a pound and a half, the CompactFlash card used for storage is shown half out of the slot. (Image courtesy of SanDisk Corporation, www.sandisk.com)
MedicalSeepersonal digital assistant
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更新时间:2024/12/22 13:47:05