名词
中文翻译：示踪气体
同义词：
['tracer', 'tracer gas例句：1. The scientist used a tracer gas to study the movement of water molecules.（科学家使用示踪气体来研究水分子的运动。）2. During the experiment', 'the tracer gas was released into the air.（在实验中，示踪气体被释放到空气中。）3. The tracer gas helped scientists to map out the distribution of oil in the reservoir.（示踪气体帮助科学家们绘制了油藏的分布图。）']
例句：
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1. The scientist used a tracer gas to study the movement of water molecules.
科学家使用示踪气体来研究水分子的运动。
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2. During the experiment, the tracer gas was released into the air.
在实验中，示踪气体被释放到空气中。
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3. The tracer gas helped scientists to map out the distribution of oil in the reservoir.
示踪气体帮助科学家们绘制了油藏的分布图。