对于数学家而言，一把椅子就相当于一个苹果，一个带柄的杯子就像一个油炸圈饼。

To mathematicians, a chair is equivalent to an apple; a mug-at least, one with a handle-is like a doughnut.

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那把蓝色水壶的柄上有一圈圈黄色条纹。

The blue pitcher has yellow bands around the neck.

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抓住钩的扩大柄和通过按键洞喂电报圈。

Grip the enlarged handle of the hook and feed the wire loop through the button hole.

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