名词
中文翻译：安全漏斗
同义词：
['safety gate', 'safety valve', 'safety sieve']
例句：
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1. The safety funnel is used toprevent the spread of contaminated materials.
安全漏斗用于防止污染物质的传播。
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2. Theengineer carefully filled the safety funnel with water.
工程师小心地用水填满了安全漏斗。
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3. The workers followed the safety procedures andused the safety funnel to handle the chemicals.
工人们遵循安全程序，使用安全漏斗处理化学品。