例如，美国食品和药物管理局（US Food and Drug Administration）允许55毫米的热巧克力里含有多达75块昆虫，以及在一些冷冻西兰花中含有多达60只蚜虫。
The US Food and Drug Administration allows, for example, up to 75 pieces of insect in 55mm of hot chocolate and up to 60 aphids in a portion of frozen broccoli.
例如，在NB的森林里，过去的25年里，多种杀虫剂被喷洒以控制云杉蚜虫，一种经济上严重的病害虫。
In the forests of New Brunswick, for example, various pesticides have been sprayed in the past 25 years in efforts to control the spruce budworm , an economically significant pest.
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