名词
中文翻译：步线
同义词：
['wire', 'cable', 'lead']
例句：
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1.The engineer carefully stepped the wire through the hole in the wall.
工程师小心翼翼地将电线穿过墙上的洞。
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2.The electrician needs to step the wires carefully to avoid short circuits.
电工需要小心地走电线，以避免短路。
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3.The construction crew was instructed to step the wires for the new electrical installation.
施工队被指示为新的电气安装走电线。