A dog, used to eating eggs, saw an oyster and, opening his mouth to its widest extent, swallowed it down with the utmost relish, supposing it to be an egg.

狗吃惯了鸡蛋，看见了牡蛎，并且，张大他的嘴在它的最宽的程度上，吞下了它下来与最大美味以为它是鸡蛋。

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Jean Piaget noticed how one child solved the problem of opening the lid of a box only when it opened its mouth.

让•皮亚杰留意过一个孩子是怎样将开了一道口的盒子打开的。

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Since mediaeval times, velar and guttural and its opening closing mouth have had many transformations.

中古以来牙喉音及其开合口发生了许多变化。

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But now that Cisco has successfully left IT-land and grabbed the attention of the rest of the world, it may have to start thinking a little harder before opening its mouth.

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