| 单词 | pupal stage |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔cocoon〕A protective case of silk or similar fibrous material spun by the larvae of moths and other insects that serves as a covering for their pupal stage.茧：纤维或类似纤维材料的保护壳，由蛾或其他昆虫的幼虫做成，作为其蛹阶段的覆盖物美国传统〔hemimetabolous〕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。用于某些昆虫美国传统〔incomplete metamorphosis〕A life cycle of certain insects, such as crickets and grasshoppers, characterized by the absence of a pupal stage between the immature and adult stages.不完全蜕变：蟋蟀、草蜢等昆虫的生命循环，以缺少幼年期和成年期之间的蛹期为特色美国传统〔pupate〕To go through a pupal stage.经历成蛹期美国传统 |
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