I put some glue on this paper, so they canstick together.
我给这张纸涂了胶水，因此它们可以粘在一起。
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Now that we've figured out the ancient Greek meaning of pneumonia, we canstick it together with peri to get the peripheumon-their word for a lung problem.
既然我们弄明白古希腊语单词 pneumon 的意思了，我们就可以把它与前缀 peri 组合到一起，得到单词 peripheumon ——古希腊人用它来指称肺部病症。