| 释义 |
cursor
cur·sor C0817500 (kûr′sər)n. Computers A movable indicator on a display, marking a position where typed characters will appear or where an option can be selected.
[Middle English, runner, from Latin, from cursus, past participle of currere, to run; see kers- in Indo-European roots.]cursor (ˈkɜːsə) n1. (Mathematics) the sliding part of a measuring instrument, esp a transparent sliding square on a slide rule2. (Computer Science) any of various means, typically a flashing bar or underline, of identifying a particular position on a computer screen, such as the insertion point for textcur•sor (ˈkɜr sər)
n. 1. a movable, sometimes blinking, symbol used to indicate where data (as text, commands, etc.) may be input on a computer screen. 2. a sliding object, as the lined glass on a slide rule, that can be set at any point on a scale. [1590–1600; < Latin: a runner, racer =cur(rere) to run + -sor, for -tor -tor; compare course] cursor - First meant "runner" or "running messenger" and is now the moving/movable indicator on a computer screen.See also related terms for runner.Thesaurus| Noun | 1. |  cursor - (computer science) indicator consisting of a movable spot of light (an icon) on a visual display; moving it allows the user to point to commands or screen positionspointerindicator - a device for showing the operating condition of some systemcomputer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures |
Translationscursor
cursor1. the sliding part of a measuring instrument, esp a transparent sliding square on a slide rule 2. Computing any of various means, typically a flashing bar or underline, of identifying a particular position on a computer screen, such as the insertion point for text cursor[′kər·sər] (computer science) A movable spot of light that appears on the screen of a visual display terminal and can be positioned horizontally and vertically through keyboard controls to instruct the computer at what point a change is to be made. (design engineering) A clear or amber-colored filter that can be placed over a radar screen and rotated until an etched diameter line on the filter passes through a target echo; the bearing from radar to target can then be read accurately on a stationary 360° scale surrounding the filter. cursor (hardware)A visually distinct mark on a display indicatingwhere newly typed text will be inserted. The cursor moves astext is typed and, in most modern editors, can be moved aroundwithin a document by the user to change the insertion point.cursor (database)In SQL, a named control structure used by anapplication program to point to a row of data. The positionof the row is within a table or view, and the cursor isused interactively so select rows from columns.cursor(1) The symbol used to point to some element on screen. On Windows, Mac and other graphics-based screens, it is also called a "pointer," and it changes shape as it is moved with the mouse into different areas of the application. For example, it may turn into an I-beam for editing text, an arrow for selecting menus or a pen for drawing.
On DOS and Unix command lines as well as other character-based screens, the cursor may be a rectangle, an underline or a vertical line, and it is typically blinking. See database cursor.
(2) A pen-like or puck-like device used with a digitizer tablet. Officially called the "tablet cursor," as it is moved across the tablet, the screen cursor moves correspondingly. See digitizer tablet.CURSOR
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cursor
Synonyms for cursornoun (computer science) indicator consisting of a movable spot of light (an icon) on a visual displaySynonymsRelated Words- indicator
- computer science
- computing
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