Undergoing a metamorphosis that lacks a pupal stage. Used of certain insects.

半变态的经历缺少蛹的阶段的蜕变的。用于某些昆虫。

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Feeding on plants, including shrubs and trees. Used especially of certain insects.

食植物的，食叶类的以植物为食的，包括灌木和树。尤用于某些昆虫的。

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Cercus: either of a pair of terminal dorsolateral sensory appendages of certain insects such as the female mosquito.

尾须：某些昆虫尾部外侧一对有感觉功能的附尾之一，如雌蚊的尾须。

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The producers argue that the engineered traits such as resistance to certain brands of herbicide or types of insects and virus actually do ecological good by reducing chemical use and improving yields so that less land needs to go under the plough.

ECONOMIST: Who��s afraid?