The moral of the story: chew a gum when you go out.

The moral of the story: chew a gum when you go out.

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送交者: Eiin 于 2010-01-16, 22:46:05:

回答: 你说呢？由 Eiin 于 2010-01-16, 22:42:09:

吃口香糖和咽口水可不一样, 装不过去的. (无内容) - 湘女 (0 bytes) 2010-01-16, 22:52:46 (405089)
- 这也许是个科普话题：咀嚼和唾液的产生 (无内容) - Eiin (0 bytes) 2010-01-16, 22:56:25 (405092)