名词
中文翻译：Unknown
同义词：
['insertion', 'insertion point']
例句：
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1.The engineer carefully inserted the screw into the hole.
工程师小心翼翼地将螺丝插入孔中。
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2. The surgeon inserted a catheter into her vein.
外科医生将导管插入她的静脉。
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3. The carpenter inserted the bolts into the wooden planks.
木匠将螺栓插入木板中。