Many of the strongly opportunistic plants are the common weeds of fields and gardens.
许多非常机会主义的植物都是田野和花园中常见的杂草。
On summer days, we see them flying gracefully over flower gardens and wild fields.
夏天，我们看见它们翩翩飞向花园和田野。
Fungi that attack insects are present in soils worldwide, and they are used in gardens, greenhouses, and open fields to control agricultural pests.
真菌主要是在土壤环境中开始对昆虫的攻击，在花园，温室以及户外，人们经常采用真菌来控制农业害虫。
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