单词	grid
释义	gridgrid /ɡrɪd/ ●●○ noun [countable] Word Origin WORD ORIGINgrid Origin: 1800-1900 gridiron Examples EXAMPLES FROM OTHER DICTIONARIES a power grid In many U.S. cities, the streets are organized in a grid. EXAMPLES FROM THE CORPUS He would have preferred chess, but Sheldukher could not provide a board, and they both disliked playing on computer grids. Put some NaOH pellets around the edge and place one grid on each drop, section side down. Sometimes when you find such a place it makes that grid seem to disappear. The eerie grid of a city was spread out before him, lit by the chemical yellow of the street lamps. The electronic zoo consists of a 9m grid coffered slab supported by reinforced columns. The final category of small towns covers those sites with an apparent element of planning or some form of recognizable street grid. The resulting uniform frequency of energy allows synchronisation with the national grid. The tires wailed on the iron grid. word sets WORD SETS► Electrical alternator, nounarc, nounblow, verbcapacitor, nouncathode, nouncell, nouncharge, nouncharge, verbcharger, nouncircuit, nouncircuit board, nouncircuit breaker, nouncircuitry, nouncoil, nouncondenser, nounconnection, nouncontact, nouncord, nouncordless, adjectivecurrent, nounDC, dimmer, noundirect current, noundischarge, verbdischarge, nounE, earth, nounearth, verbelectric, adjectiveelectrician, nounelectricity, nounelectrics, nounelectrode, nounelectronic, adjectiveelectronics, nounfuel cell, nounfuse, verbfuse box, nounfused, adjectivegrid, nounlive, adjectivelive wire, nounmagic eye, nounmagneto, nounnegative, adjectiveneutral, adjectivenoise, nounoscillate, verboscillator, nounoutlet, nounphotoelectric, adjectivephotoelectric cell, nounpin, nounplug, nounpoint, nounpre-set, adjectiveprinted circuit, nounprogramme, nounprogramme, verbpulse, nounremote control, nounresistance, nounresistor, nounscan, verbscanner, nounshort, nounshort, verbshort circuit, nounshort-circuit, verbsocket, nounsolid-state, adjectivesonar, nounsuperconductivity, nounsuperconductor, nounterminal, nountime switch, nountoggle switch, nountorch, nountransformer, nountransistor, nounvacuum tube, nounvalve, nounW, wire, nounwiring, nounzapper, noun Collocations COLLOCATIONS FROM THE ENTRY► grid reference  The pilots were just given a grid reference (=number referring to a point on a map) of the target. ► national grid  the national grid (=the electricity supply in a country) COLLOCATIONS FROM THE CORPUSADJECTIVE► national · It said it would cut the power supply to the national grid if its demands were not met.· For a start it is 40 percent cheaper than electricity from the national grid.· Landcorp, which administered government buildings and land; and Electricorp, which operated the power stations and the national grid.· In the 17-month period from March 1980 to August 1981 alone, 15 units were connected to the national grid.· Labour would also take control of the national electricity grid, making it responsibility for energy saving.· Isobel Drury, of the society, warned against plans to solve water shortages through a national grid or local water grids.· Dounreay was chosen because it possesses cable links to the national grid and a suitable coastal site.· The plant will generate around 30 megawatts of electricity, which will be fed into the national grid. NOUN► electricity · The power supply will come easily from the electricity grid.· Labour would also take control of the national electricity grid, making it responsibility for energy saving.· So also the national electricity grids, when these appeared. ► pattern · The smaller streets criss-crossed on a grid pattern and the town walls surrounded an eight-sided city.· Sherman had lost track of the grid pattern altogether.· The street system did not accord to a grid pattern.· Once illustrated, each backdrop design had to be overlaid with a precise grid pattern as an aid for the scenic artist.· The machine shop was an enormous shed with machines and work benches laid out in a grid pattern.· The grid pattern of streets was extensively adopted and the areas for religious, civic and private building carefully laid out. ► power · Roads, subways, power grids, and dams were constructed; cities were refurbished. ► reference · Look out for the grid reference which appears in each accommodation entry.· The Ordnance Survey grid references relate to the maps, with the grid lines 1 kilometre apart. ► system · But clinging to the numbered street grid system we found, and flopped into, our riverside home.· As well as the grid system of streets, there is a territorial grid which is equally apparent.· Most published maps use a grid system and the Cartesian reference system in which coordinates are specified as x, y pairs.· This system is not as accurate as either of the grid systems. VERB► start · Indeed, if you only define the four page margins and the paper size you have effectively started to design the grid.· Last week the first kilowatts started trickling into the grid. ► use · Ripstop: A construction of fabric using a grid of stronger fibres at regular intervals to improve overall strength.· There might be alternatives to using a grid.· By using a grid marked out on the ground, each point where a reading is taken can be plotted.· Proton magnetometers are usually employed using a grid divided into squares 1 m to 3 m on a side.· The data in Appendix H were digitized manually using an xy grid with coordinate values in the range 0-1000.· Most published maps use a grid system and the Cartesian reference system in which coordinates are specified as x, y pairs. 1a metal frame with bars across it → cattle grid2a pattern of straight lines that cross each other and form squares:  Its streets were laid out in a grid pattern.3a set of numbered lines printed on a map so that the exact position of any place can be referred to:  The pilots were just given a grid reference (=number referring to a point on a map) of the target.4the network of electricity supply wires that connects power stations and provides electricity to buildings in an area:  the national grid (=the electricity supply in a country)5 (also starting grid) a set of starting positions for all the cars in a motor race
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