单词例句
The butterfly emerges from the pupa after a period of transformation.
蝴蝶经过一段时间的转变后从蛹中出来。
The caterpillar spun a silk cocoon around itself before becoming a pupa.
毛虫在变成蛹之前会为自己编织一个丝茧。
Inside the pupa, the insect's body undergoes remarkable metamorphosis.
在蛹内，昆虫的身体经历了显著的变态。
The pupa stage is crucial for the development of the butterfly's wings.
蛹期对于蝴蝶翅膀的发育至关重要。
A chrysalis is the hard-shelled pupa of a butterfly or moth.
茧是蝴蝶或蛾的硬壳蛹。
The pupa stage in the life cycle of a butterfly lasts about two weeks.
蝴蝶生命周期中的蛹期大约持续两周。
The pupa of a mosquito is aquatic and can be found in standing water.
蚊子的蛹生活在静止的水中。
The transformation from larva to pupa is a fascinating biological process.
从幼虫到蛹的转变是一个迷人的生物过程。
Insects in the pupal stage are completely unrecognizable from their adult form.
处于蛹期的昆虫与成虫形态完全不同。
The pupa of a beetle is usually protected by a tough outer layer.
甲虫的蛹通常被一层坚硬的外壳保护着。