Online Google Dictionary

baffles 中文解釋 wordnet sense Collocation Usage Collins Definition
Verb
/ˈbafəl/,
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baffled, past participle; baffles, 3rd person singular present; baffling, present participle; baffled, past tense;
  1. Totally bewilder or perplex
    • - an unexplained occurrence that baffled everyone
  2. Restrain or regulate (a fluid, sound, etc.)
    • - to baffle the noise further, I pad the gunwales
Noun
  1. A device used to restrain the flow of a fluid, gas, or loose material or to prevent the spreading of sound or light in a particular direction

  1. (baffle) a flat plate that controls or directs the flow of fluid or energy
  2. (baffle) perplex: be a mystery or bewildering to; "This beats me!"; "Got me--I don't know the answer!"; "a vexing problem"; "This question really stuck me"
  3. (baffle) thwart: hinder or prevent (the efforts, plans, or desires) of; "What ultimately frustrated every challenger was Ruth's amazing September surge"; "foil your opponent"
  4. (baffle) check the emission of (sound)
  5. The baffles is the area in the water directly behind a submarine or ship through which a hull-mounted sonar cannot hear. This blind spot is caused by the need to insulate a sonar, commonly mounted near the bow, from the noise of the vessel's machinery.
  6. (Baffle (game show)) PDQ was an American television game show created by Heatter-Quigley Productions and syndicated by Four Star Television, which aired from September 6, 1965 to September 26, 1969, primarily on NBC-owned stations but in syndication in markets where NBC did not own a station. ...
  7. (Baffle (heat exchanger)) A Baffle is an integral part of the shell and tube heat exchanger design. It is designed to support the tubular bundles and direct the flow of fluids for maximum efficiency.
  8. (Baffle (medical)) A baffle is a tunnel or wall artificially constructed within the heart or great vessels for the purpose of redirecting blood flow in cases of congenital heart defects.
  9. (baffle) A device used to restrain or regulate, e.g. sound, light, gas, or a fluid; Totally bewilder; confuse or perplex
  10. (Baffle) A flat board or plate, deflector, guide, or similar device constructed or placed in flowing water or slurry systems to cause more uniform flow velocities to absorb energy and to divert, guide, or agitate liquids.
  11. (Baffle) A free hanging acoustical sound absorbing unit. Normally suspended vertically in a variety of patterns to introduce absorption into a space to reduce reverberation and noise levels.
  12. (Baffle) A partition or separator within a liquid tank, used to inhibit the flow of fluids within the tank. During acceleration, turning, and braking, a large liquid-filled tank may produce unexpected forces on the vehicle due to the inertia of liquids.^[3]
  13. (Baffle) Cardboard or other stiff   paper product installed in the attic at the point where a wooden roof rafter passes over the exterior wall. Its purpose is to maintain a clear     area for the air to pass from a soffit vent into the attic space.
  14. (Baffle) A moveable barrier used to achieve separation of signals from different sources. The surface or board upon which a loudspeaker is mounted.
  15. (Baffle) Plate or vane used to direct or control the movement of fluid or air within a confined area.
  16. (Baffle) A single opaque or translucent element to shield a source from direct view at certain angles, or to absorb unwanted light.
  17. (Baffle) Partition to control light, air, sound or traffic flow.
  18. (Baffle) An object placed in an appliance to change the direction of, or retard the flow of air, air-gas mixtures, or flue gases
  19. (Baffle) A surface used to mount a loudspeaker.
  20. (baffle) Part of the fixture that blocks light to prevent glare and control brightness. It is often painted black to absorb excess light.
  21. (Baffle) A plate or deflector to provide flow distribution in a filter. Primary functions are to prevent erosion of pre-coat and settling of body feed in the filter tank.
  22. (Baffle) Sound deadening material that sits inside a muffler and quiets the exhaust note
  23. (Baffle) The board on which one or several loudspeakers are mounted. Separates the radiations from the front and back of the speaker.
  24. (Baffle) Waffle device used to reduce glare
  25. (BAFFLE) A mechanical separator put in a reservoir, tank, or other device to direct the flow of a fluid. Baffles can be used to reduce turbulence, reduce aeration, and improve heat dissipation.