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beam
- IPA[bēm]
美式
- a long, sturdy piece of squared timber or metal spanning an opening or part of a building, usually to support the roof or floor above；another term for balance beam
- transmit (a radio signal or broadcast) in a specified direction；(in science fiction) transport someone instantaneously to another place, especially to or from a spaceship
verb: beam, 3rd person present: beams, gerund or present participle: beaming, past tense: beamed, past participle: beamed
noun: beam, plural noun: beams
- 釋義
- 相關詞
- 片語
名詞
- 1. a long, sturdy piece of squared timber or metal spanning an opening or part of a building, usually to support the roof or floor above there are very fine oak beams in the oldest part of the house the cottage boasts a wealth of exposed beams 同義詞
- ▪ another term for balance beam
- ▪ a horizontal piece of squared timber or metal supporting the deck and joining the sides of a ship the watertight skin and deck were put on over this framework of ribs and beams
- ▪ the direction of an object visible from the port or starboard side of a ship when it is perpendicular to the center line of the vessel there was land in sight on the port beam
- ▪ a ship's breadth at its widest point a cutter with a beam of 16 feet
- ▪ informal the width of a person's hips notice how broad in the beam she's getting?
- ▪ the main stem of a stag's antler the wide beams sprouted ten main tines
- ▪ the crossbar of a balance.
- ▪ (especially in a stationary steam engine) an oscillating shaft through which the vertical piston movement is transmitted to the crank or pump.
- ▪ historical the main timber of a horse-drawn plow.
- 2. a ray or shaft of light a beam of light flashed in front of her the flashlight beam dimmed perceptibly 同義詞
- ▪ a directional flow of particles or radiation beams of electrons
- ▪ a series of radio or radar signals emitted to serve as a navigational guide for ships or aircraft the detector simply pinpoints the radar beams that other ships transmit
- 3. a radiant or good-natured look or smile a beam of satisfaction 同義詞 反義詞
動詞
- 1. transmit (a radio signal or broadcast) in a specified direction beaming a distress signal into space the TV station begins beaming into homes in the new year 同義詞
- ▪ (in science fiction) transport someone instantaneously to another place, especially to or from a spaceship Scotty, beam me up!
- 2. (of a light or light source) shine brightly the sun's rays beamed down 同義詞
- 3. smile radiantly she beamed with pleasure a beaming smile 同義詞 反義詞
- ▪ express (an emotion) with a radiant smile the teacher beamed her approval “Isn't that wonderful, Beatrice?” beamed the nun
- 4. construct a ceiling with exposed beams vaulted beamed ceilings in the family room
- the brightest setting of a vehicle's headlights.
Oxford American Dictionary
- a principal beam which transmits a load directly to a column.
Oxford Dictionary
- a narrow horizontal bar raised off the floor, on which a gymnast balances while performing ...
Oxford American Dictionary
- a setting of a vehicle's headlights providing short-range illumination, used on lit roads ...
Oxford Dictionary
- a setting of a vehicle's headlights providing short-range illumination, used on lit roads ...
Oxford American Dictionary
- the brightest setting of a vehicle's headlights; full beam.
Oxford Dictionary
- a device for dividing a beam of light or other electromagnetic radiation into two or more ...
Oxford American Dictionary
- a stream of electrons in a gas or vacuum.
Oxford American Dictionary
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- IPA[biːm]
英式
- a long, sturdy piece of squared timber or metal used to support the roof or floor of a building: there are very fine oak beams in the oldest part of the house the cottage boasts a wealth of exposed beams
- transmit (a radio signal or broadcast) in a specified direction: the satellite beamed back radio signals to scientists on Earth
Oxford Dictionary
