名词
中文翻译:Unknown
同义词:
['rock excavation', 'cliff digging', 'rock blasting']
例句:
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1. The engineers were tasked with ledge excavation on the mountain.
工程师们被指派在山上进行岩壁挖掘。
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2. The rock excavation was a challenging project for the team.
这个岩石挖掘项目对团队来说是一个具有挑战性的项目。
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3. The rock blasting was necessary to remove the obstacle in the tunnel.
爆破岩石是必要的,以便移除隧道中的障碍物。