Charles tried to look up his medical dictionary, but could not read it; the lines were dancing.

夏尔要查医学词典，但他看不清楚，每行字都在跳舞。

We bought medical dictionaries and scientific textbooks and read everything we could get our hands on.

我们买了医学词典和科学教科书，阅读了所有可以拿到手的东西。