如果要罗列完成这个动作牵涉到的身体部位，你也许会列举牙齿，嘴唇，你会列举牙龈，舌头，但你不会列举出笑。

Now, if you were listing the parts of the body, you would list the teeth, you would list the lips, you would list the gums, you would list the tongue, but you wouldn't list the smile.

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海伦很想说话，她通过触摸老师的嘴唇和舌头来模仿这些动作。很快，她已经能发出各种不同的声音了。

Helen wanted to speak. She learned by touching her teacher's lips or tongue and copying the movements. She was soon able to make the different sounds.

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作为一个显示权威的异族动作，他经常吐出长而分叉的舌头来强调这种呼吁。

In an alien gesture of authority, he would often punctuate such calls with a flicker of his long, forked tongue.

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