1·By linking climate change to the shift in ladybug color, the authors present a "workable hypothesis, but it's not quite there yet" he says.
通过将气候变化和瓢虫的颜色改变联系起来，这位学者提出了一个“可行的假设，不过现在还不便透漏”他说。
2·I really wanted to make a great presentation, so I made a model of a ladybug to show the class.
我真的很想做一个很棒的演讲，所以我做了个瓢虫模型来展示给全班。
3·Seven-spotted ladybug larvae are long, black, and spiky-looking with orange or yellow spots.
七星瓢虫的幼虫身体长，呈黑色，像道钉一般还带有橙色或黄色的花纹。
4·It was ladybug. My presentation had to be about ladybug behavior, and I learned a lot.
演讲是讲瓢虫的生活行为的，而且我从中学到了很多。
5·One ladybug can eat up to 5, 000 insects in its lifetime!
一只瓢虫其一生可以吃掉约5000只昆虫！