| 单词 | heat |
| 释义 | heat (once / 68 pages) 1nv 2nv 3n Objects that give off heat — or a feeling of warmth — include the sun, a radiator, and even your body. You can feel a marked difference in air temperature if you hold your hand near the heat of a candle flame, for example. Heat can also mean the intensity of an emotion. In the heat of an argument, you need to watch what you say, because you may regret it later. The verb heat means to make something hot, like when you heat up last night's pizza to eat for lunch today. When things heat up, they become exciting or intense, the way thrilling chase scenes heat up your favorite action movie. WORD FAMILYheat: heatable, heated, heater, heating, heatless, heats, overheat, preheat, reheat+/heated: heatedly, unheated/heater: heaters/heating: heatings/overheat: overheated, overheating, overheats/preheat: preheated, preheating, preheats/reheat: reheated, reheating, reheats USAGE EXAMPLESIt was amid that heated and ugly rhetoric that the center announced its expansion plans — and promptly ran into a wall of opposition. Washington Post(Jan 02, 2017) It’s important not to place plants near air-conditioning or heating vents. Wall Street Journal(Jan 01, 2017) They found that, by 2070, if worldwide emissions aren’t sufficiently reduced, the Persian Gulf would experience heat waves impossible for many humans to survive. The New Yorker(Jan 02, 2017) 1 1n a form of energy that is transferred by a difference in temperature Syn|Hypo|Hyper heat energy geothermal energy energy derived from the heat in the interior of the earth heat of dissociationthe heat required for a fluid substance to break up into simpler constituents heat of formationthe heat evolved or absorbed during the formation of one mole of a substance from its component elements heat of solutionthe heat evolved or absorbed when one mole of a substance is dissolved in a large volume of a solvent heat of transformation, latent heatheat absorbed or radiated during a change of phase at a constant temperature and pressure specific heatthe heat required to raise the temperature of one gram of a substance one degree centigrade heat of condensationheat liberated by a unit mass of gas at its boiling point as it condenses into a liquid heat of fusionheat absorbed by a unit mass of a solid at its melting point in order to convert the solid into a liquid at the same temperature heat of solidificationheat liberated by a unit mass of liquid at its freezing point when it solidifies heat of sublimationheat absorbed by a unit mass of material when it changes from a solid to a gaseous state heat of vaporisation, heat of vaporizationheat absorbed by a unit mass of a material at its boiling point in order to convert the material into a gas at the same temperature energy, free energy (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs 2n the sensation caused by heat energy Syn|Hyper warmth temperature the somatic sensation of cold or heat 3n the presence of heat Syn|Ant|Hypo|Hyper high temperature, hotness cold, coldness, frigidity, frigidness, low temperature the absence of heat calefaction, incalescence the property of being warming fieriness, red heatthe heat or the color of fire torridityextreme heat warmness, warmththe quality of having a moderate degree of heat white heatthe hotness of something heated until it turns white lukewarmness, tepidity, tepidnessa warmness resembling the temperature of the skin temperature the degree of hotness or coldness of a body or environment (corresponding to its molecular activity) 4n utility to warm a building Syn|Hypo|Hyper heating, heating plant, heating system central heating a heating system in which air or water is heated at a central furnace and sent through the building via vents or pipes and radiators gas heatheating system that burns natural gas panel heatingheating system consisting of wall or floor or baseboard or ceiling panels containing electric conductors or heating pipes steam heat, steam heatinga heating system in which steam is generated in boilers and piped to radiators utility a facility composed of one or more pieces of equipment connected to or part of a structure and designed to provide a service such as heat or electricity or water or sewage disposal 5v make hot or hotter the sun heats the oceans heat the water on the stove Syn|Ant|Hypo|Hyper heat up chill, cool, cool down make cool or cooler crisp, crispen, toast make brown and crisp by heating scaldheat to the boiling point soakheat a metal prior to working it calcineheat a substance so that it oxidizes or reduces preheatheat beforehand overheatmake excessively or undesirably hot scorch, searmake very hot and dry bake, broilheat by a natural force reheatheat again sizzleburn or sear with a sizzling sound alter, change, modify cause to change; make different; cause a transformation 6v provide with heat heat the house Hypo|Hyper steam-heat heat by means of steam furnish, provide, render, supply give something useful or necessary to 7v gain heat or get hot 2The room heated up quickly Syn|Ant|Hypo|Hyper heat up, hot up chill, cool, cool down loose heat overheat get excessively and undesirably hot frybe excessively hot change state, turn undergo a transformation or a change of position or action 1n the trait of being intensely emotional Syn|Hypo|Hyper passion, warmth fieriness a passionate and quick-tempered nature emotionalism, emotionality emotional nature or quality 2n applies to nonhuman mammals: a state or period of heightened sexual arousal and activity Syn|Ant|Hyper estrus, oestrus, rut anestrum, anestrus, anoestrum, anoestrus applies to nonhuman mammals: a state or interval of sexual inactivity between two periods of estrus physical condition, physiological condition, physiological state the condition or state of the body or bodily functions 3v arouse or excite feelings and passions 3Syn|Hypo|Hyper fire up, ignite, inflame, stir up, wake ferment work up into agitation or excitement arouse, elicit, enkindle, evoke, fire, kindle, provoke, raise call forth (emotions, feelings, and responses) n a preliminary race in which the winner advances to a more important race Hyper race a contest of speed |
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