exterminators
n.
扑灭的人，害虫驱除剂( exterminator的名词复数 );
例句:
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One hundred million rats are killed each year by pest exterminators.
每年灭鼠人员都会杀死1亿只老鼠。
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Exterminators are reporting infestations in 45 of the 50 states.
来自MSN
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But until these substances are developed, exterminators are having to resort to more primitive tactics.
来自BBC
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If you aren't sure whether you have bed bugs, many bed bug exterminators can give your home a professional inspection.
来自SA