名词
中文翻译：标记枪
同义词：
['marker gun', 'marking device']
例句：
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1.The marking gun was used to mark the boundaries of the field.
标记枪被用来标记田地的边界。
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2. The marking gun was a crucial tool for the surveyor.
标记枪是测量员的重要工具。
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3. The marking gun helped to identify the location of the buried treasure.
标记枪帮助确定了埋藏宝藏的位置。