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protractor    
n. 分度器,伸肌,傷處異物摘出器

分度器,伸肌,傷處異物摘出器

protractor
n 1: drafting instrument used to draw or measure angles

Protractor \Pro*tract"or\, n.
1. One who, or that which, protracts, or causes protraction.
[1913 Webster]

2. A mathematical instrument for laying down and measuring
angles on paper, used in drawing or in plotting. It is of
various forms, semicircular, rectangular, or circular.
[1913 Webster]

3. (Surg.) An instrument formerly used in extracting foreign
or offensive matter from a wound.
[1913 Webster]

4. (Anat.) A muscle which extends an organ or part; --
opposed to {retractor}.
[1913 Webster]

5. An adjustable pattern used by tailors. --Knight.
[1913 Webster]

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英文字典中文字典相關資料:
  • Online Protractor | Angle Measuring Tool - Ginifab
    Choose a picture as the background, the background can be zoom in or out, as well as moved, and our protractor can measure directly on the picture You can drag and drop a picture into the background
  • Protractor Online Ruler – Measure Angles Accurately
    Use our free Protractor Online Ruler to measure angles directly on your screen Perfect for students, teachers, and designers
  • Online Protractor - Free Online Angle Measurement Tool
    Free online protractor tool, no download required, supports web and mobile use Easily measure any angle, suitable for students, teachers, designers and other users
  • Using a Protractor - Math is Fun
    Have a Go Yourself! Let's measure the angles A, B and C inside the triangle Drag the protractor and rotate it using arrow keys Be careful which angle you read from the protractor Hint: if you get them all correct, they will add up to 180°
  • Protractor - Math. net
    Most protractors measure angles in degrees (°) When using a protractor, notice that the outside set of numbers goes from 0 to 180 degrees where the 0 is on the left side of the protractor while the inner set goes from 180 to 0 degrees where 0 is on the right side of the protractor
  • Online Protractor Tool - Free Interactive Digital Protractor for . . .
    Free online protractor tool for measuring angles with precision Interactive digital protractor featuring 180° and 360° modes, printable PDF versions, step-by-step tutorials, and educational content
  • Online Protractor To Measure Angles Anywhere
    Free online protractor that supports camera use for accurate measurements not only by placing objects on your phone's screen but also by utilizing your camera if needed It supports any screen size Perfect for homework, projects, or learning, with no need for downloads
  • Online Protractor Tool - Measure Angles Easily Free on Images Objects
    Use our free online protractor to measure angles on images, objects, and screens with precision Fast, transparent, and easy to use
  • What is a Protractor? Definition, How to Use, Draw, Examples
    A protractor is a semicircular geometry tool divided into 180 equal parts, each measuring 1° It is used for drawing angles of known measures and finding angles of unknown measures and is usually made of transparent plastic, glass, steel, or wood
  • Online Protractor Tool |Oryxlearning
    This online protractor tool is built to practice measuring and estimating angles Learn how to draw and measure angles with the help of this free interactive tool





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