| 单词 | high-speed steel |
| 释义 | high-speed steel in British Englishnoun any of various steels that retain their hardness at high temperatures and are thus suitable for making tools used on lathes and other high-speed machines high-speed steel in American Englishnoun an especially hard, heat-resistant steel for use in lathe tools and for other applications involving high friction and wear Word origin [1925–30]This word is first recorded in the period 1925–30. Other words that entered Englishat around the same time include: decibel, distinctive feature, payload, recycle, reflex cameraExamples of 'high-speed steel' in a sentence |
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