名词短语
中文翻译：在发射器上
同义词：
['onthe transmitter', 'at the transmitter']
例句：
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1. Theengineer was instructed to fix the transmitteron the roof.
工程师被指示在屋顶上修理发射器。
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2. The scientist conducted experiments onthe transmitter to study its effects.
科学家在发射器上进行实验，以研究其效果。
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3. The team worked diligently on the transmitter until it wasready for launch.
团队勤奋地工作在发射器上，直到它准备好发射。