On still nights she could hear the hammers ringing through the warm, dry air.
在寂静的夜晚,她能听到温暖干燥的空气中传来锤声。
The life of the hammers and the teeth increase about 50% after explosive hardening.
锤破机锤头和电铲铲牙爆炸预硬后,其使用寿命可提高约50%。
But he still held one of the hammers."I beat them," he said.
VOA: special.2009.02.21
They were suspended from ropes as they used heavy air-powered hammers to break any loose rock away from the face of the canyon walls.
VOA: special.2009.08.12
While chains saws were cutting pine trees in the country, (VOICE) hammers were banging nails into pine boxes at morgues in the city on Tuesday.
VOA: standard.2010.08.10
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