| 单词 | weld |
| 释义 | weld From Longman Dictionary of Contemporary EnglishIndustryweldweld1 /weld/ verb1 [transitive]TIHCM to join metals by melting their edges and pressing them together when they are hotThe new handle will have to be welded on.2 [transitive always + adverb/preposition]UNITE to join or unite people into a single strong groupHis job is now to weld the players into a single team. → arc welding→ See Verb tableExamples from the Corpusweld• Mr Chilchutt started by welding a different nose on to his Studebaker before squeezing a 400 horse-power Chevrolet V8 under the bonnet.• It is not possible, for example, to weld brackets or stiffening materials directly to the surface.• He was welding on top of a 900 ton oil storage tank which exploded, hurling him 120 feet into a wall.• Sometimes the driver or a mechanic could be seen hard at work hammering, bending or welding some makeshift repair in place.• In one street people were hand-making bicycles out of tubing, welding the bits together and then painting them.• They weld together mineral grains of radically different compositions and properties, rendering most techniques of mineral separation and enrichment ineffectual.• Each component was hot dip galvanized prior to being brought on site and welding was avoided to eliminate potential fire hazards.Industryweldweld2 noun [countable]TIHCMa joint that is made by welding two pieces of metal togetherExamples from the Corpusweld• Paintwork will gleam, welds will be even, hydraulic pipes neatly threaded about the machine.• It then proceeds inside the tube to the next weld.• On the first circuit there was a sudden roar as the weld on the silencer split.• He saw all the rivets and the little oily spots, the weld marks and the silencer mountings.• It claims that operating a reactor at higher temperature, but lower pressure, would strengthen the welds.Origin weld1 (1500-1600) well “to weld” ((15-19 centuries)), from Old English wellan; → WELL5 |
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