Water surges from the cells on the inside of the leaf to those on the outside, causing the leaf to rapidly flip in shape from convex to concave, like a soft contact lens.

水从叶子内部的细胞涌向外面的细胞，导致叶子迅速地从凸向凹翻转，就像一片柔软的隐形眼镜。

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As the leaves flip, they snap together, trapping the insect in their sharp-toothed jaws.

当树叶翻转时，它们会合在一起，把昆虫困在它们含有锋利锯齿的颚中。

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The best study of this theory is a quiz show study, where two people are brought in to flip a coin.

这个理论的最佳研究就是一个问答节目研究，找来两个人来抛硬币。

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In New Hampshire, it's "cranberry almond caramel pancakes, " says Cyndi Cobb, who is competing in a national pancake flip-off in Durham, N.

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But then he flip-flopped in order to obtain electoral support from the Corn Belt.

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"The Liberals have exchanged their legendary sandals for flip-flops in the hope that it will enable them to keep their options open, " she said.

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