当我们成熟，不久我们就编织第二个卵也就是所谓的蚕茧，经历一场蜕变，再次从一种多足昆虫变成一种可以飞行的有翅膀生物。
As we mature, in time we weave a second egg known as a cocoon, and undergo a metamorphosis yet again from a multi-legged insect into a winged creature that takes flight.
一种英国最罕见的蝴蝶之一一年之内产了第二窝卵，自然资源保护论者认为这是一件极其罕见的事情。
One of the UK's rarest butterflies has produced a second brood in what conservationists are describing as an extremely rare event.
用二维电泳法比较分析两种按蚊卵的蛋白质多肽图谱。
The polypeptide patterns of the eggs of Anopheles sinensis and An. anthropophagus were compared with two-dimensional electrophoresis in polyacrylamide gel.
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