名词
中文翻译：Unknown
同义词：
['tightener', 'tensioner']
例句：
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1.We used a raspador to tighten the screws on the door.
我们用一个拉线器来拧紧门上的螺丝。
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2. The raspador was used to adjust the tension in the cable.
拉线器被用来调整电缆的张力。
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3.The raspador was used to install the new wiring.
拉线器被用来安装新的电线。