名词
中文翻译：岩柱
同义词：
['rock pillar', 'rock column例句：1. The engineer carefully measured the length of the rockshaft before cutting it.（工程师在切割之前仔细测量了岩柱的长度。）']
例句：
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1. The engineer carefully measured the length of the rockshaft before cutting it.
工程师在切割之前仔细测量了岩柱的长度。
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2. The construction crew was working on a rockshaft that needed to be reinforced.
施工队正在对需要加固的岩柱进行工作。
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3.The rockshaft was used as a support for the new road being built.
岩柱被用作新建道路的支撑。