| 单词 | 回火 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔FAR〕There was a sound of a car backfiring far off in the night. 夜里远处有一辆汽车发出的回火声。朗文写作活用〔FIRE〕He rushed back into the inferno to rescue his two-year-old sister, Cora, who had been trapped inside. 他冲回火海中去营救两岁的妹妹科拉，她被困在里面了。朗文写作活用〔ausform〕To subject (especially steel) to deformation, quenching, and tempering to improve its wear properties.奥氏形变法炼钢：使（尤指钢）在经受形变后淬火和回火以增加抗磨损性美国传统〔backfire〕An explosion of prematurely ignited fuel or of unburned exhaust gases in an internal-combustion engine.回火：过早点燃的燃料的爆炸或内燃机中未燃的废气的爆炸美国传统〔backfire〕I was woken by the sound of a truck backfiring.卡车引擎的回火声把我惊醒了。剑桥高阶〔backfire〕The car backfired.车回火了。柯林斯高阶〔backfire〕We heard a very loud report, which seemed to be a backfire.我们听到很响的一声爆裂,好像是回火声。英汉大词典〔cold chisel〕A chisel made of hardened, tempered steel and used for cutting cold metal.冷凿：由坚硬的回火钢制的凿子用于切割冷软的软金属美国传统〔heat-treat〕To treat (metal, for example) by alternate heating and cooling in order to produce desired characteristics, such as increased hardness; temper.对…进行热处理：对某种物质（例如金属）进行冷热相间的处理，以期产生所希望的特性，比如提高硬度；使回火美国传统〔tempered〕Having the requisite degree of hardness or elasticity. Used of glass or a metal.经过回火的：适当的具有所要的硬度或弹性的。通常用于玻璃或金属美国传统〔temper〕The condition of being tempered.回火：回过火的状态美国传统〔temper〕The degree of hardness and elasticity of a metal, chiefly steel, achieved by tempering.韧度：通过回火后的金属（主要指铁）的硬度和韧度美国传统〔temper〕The steel/glass must be properly tempered.这种钢材/玻璃必须适当回火。韦氏高阶〔temper〕To harden or strengthen (metal or glass) by application of heat or by heating and cooling.回火：通过加热或热冷交替来增加（金属或玻璃）的强度和硬度美国传统I was woken by the sound of a truck backfiring.我被卡车引擎发出的回火声吵醒了。剑桥国际 |
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