Online Google Dictionary

envelope 中文解釋 wordnet sense Collocation Usage
Noun
/ˈenvəˌlōp/,/ˈänvə-/,
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envelopes, plural;
  1. A flat paper container with a sealable flap, used to enclose a letter or document

  2. A covering or containing structure or layer
    • - the external envelope of the swimming pool
  3. The outer metal or glass housing of a vacuum tube, electric light, etc

  4. The structure within a balloon or nonrigid airship containing the gas

  5. A membrane forming the outer layer of certain viruses

  6. A curve joining the successive peaks of a modulated wave

  7. A curve or surface tangent to each of a family of curves or surfaces

  8. The nebulous covering of the head of a comet; coma


  1. a flat (usually rectangular) container for a letter, thin package, etc.
  2. any wrapper or covering
  3. a curve that is tangent to each of a family of curves
  4. a natural covering (as by a fluid); "the spacecraft detected an envelope of gas around the comet"
  5. the maximum operating capability of a system (especially an aircraft); "test pilots try to push the envelope"
  6. the bag containing the gas in a balloon
  7. An envelope is a common packaging item, usually made of flat material such as paper or cardboard. It is designed to contain a flat object, such as a letter or card.
  8. In aerodynamics, the flight envelope or performance envelope of an aircraft refers to the capabilities of a design in terms of airspeed and load factor or altitude. The term is somewhat loosely applied, and can also refer to other measurements such as maneuverability. ...
  9. A building envelope is the separation between the interior and the exterior environments of a building. It serves as the outer shell to protect the indoor environment as well as to facilitate its climate control. ...
  10. Envelope is a pop/rock band from Denmark that has been very much influenced by bands such as The Beatles. Envelope was formed in May 1998 and has to this day been actively involved in performing. ...
  11. Many viruses (e.g. influenza and many animal viruses) have viral envelopes covering their protein capsids. The envelopes typically are derived from portions of the host cell membranes (phospholipids and proteins), but include some viral glycoproteins. ...
  12. An envelope detector is an electronic circuit that takes a high-frequency signal as input and provides an output which is the "envelope" of the original signal. The capacitor in the circuit stores up charge on the rising edge, and releases it slowly through the resistor when the signal falls. ...
  13. A paper or cardboard wrapper used to enclose small, flat items, especially letters, for mailing; Something that envelops; a wrapping; A bag containing the lifting gas of a balloon or airship; fabric that encloses the gas-bags of an airship; A mathematical curve, surface, or higher-dimensional ...
  14. (envelopement) Taking the foible of the opponent's blade through a complete circle, back to the original line of engagement.
  15. (Envelopes) While Bollinger Bands place boundary lines based on standard deviations, envelopes place lines at fixed percentage points above and below a moving average line, designating entry and exit points for trades.
  16. (Envelopes) Dreaming of an envelope can symbolize anticipation or opportunity. If the envelope remains unopened, this may suggest that you have missed an opportunity. ...
  17. (The envelopes) justinrussell on Flickr
  18. (envelopes (also known as rubber bands)) A software tool that allows fading in and out of audio or video in various part of a track. You can use animation nodes or handles on the envelope to fine tune the shape of a fade or effect control.
  19. The combination of header, trailer, and sometimes other control segments, that define the start and end of an individual EDI message.
  20. 3D term. Another word for Skeleton
  21. a continuous membrane edge seal formed at the perimeter and at penetrations by folding the base sheet or ply over the plies above and securing it to the top of the membrane. The envelope prevents bitumen seepage from the edge of the membrane.
  22. A lipid membrane enveloping a virus particle.
  23. Another term for the glass or quartz bulb part of a lamp. Mercury and high pressure sodium lamps have a small inner envelope to contain the arc, maintain proper pressure of the mercury or sodium vapor, and maintain the proper temperature using a small enclosed space. ...
  24. Envelopes seen in a dream, omens news of a sorrowful cast.
  25. paper that is folded and glued in a wide variety of sizes and shapes, for containing letter of other materials. Many printing jobs will end up in an envelope. ...