动词短语
中文翻译：集中喷射
同义词：
['concentrated spraying', 'concentrated application']
例句：
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1. The engineer used a special machine to concentrate spraying on the welding area.
工程师使用一种特殊的机器在焊接区域进行集中喷射。
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2. The farmers concentrated spraying to control the pests.
农民们进行了集中喷洒以控制害虫。
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3. The chemical company concentrated spraying to prevent soil contamination.
这家化学公司进行了集中喷洒以防止土壤污染。