名词
中文翻译：主排放喷嘴
同义词：
['main stream jet', 'primary discharge nozzle例句：1. The main discharge jet is responsible for cleaning the air in the room.（主排放喷嘴负责清洁房间的空气。）']
例句：
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1. The main discharge jet is responsible for cleaning the air in the room.
主排放喷嘴负责清洁房间的空气。
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2.The main discharge jet was designed to reduce noise pollution.
主排放喷嘴被设计来减少噪音污染。
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3. The main discharge jet was found to be more efficient than other types of nozzles.
研究发现，主排放喷嘴比其他类型的喷嘴更高效。