| 单词 | air hammer |
| 释义 | air hammer (once / 1074483 pages) n WORD FAMILY air hammer: air hammers USAGE EXAMPLESA seven-foot-tall air hammer beats large pieces of hot iron into shape more efficiently than a handheld hammer. Washington Times(Aug 02, 2015) Somewhere nearby an incongruous sound shook the dark, an air hammer pounding like a machine gun. Ralph Ellison, Invisible Man(1952) Under Arnold's close supervision, they made the ship perform like a tractor, an air hammer, a foundation borer and an angledozer. Yaco, Murray F., Unspecialist(2010) n a hammer driven by compressed air Syn|Hyper jackhammer, pneumatic hammer hammer, power hammer a power tool for drilling rocks |
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