但如果你能在拿起书之前做一些工作，那么确实能够让材料变得更有趣。

But you can make material more interesting if you put some effort in before you pick up the book.

youdao

要了解的一个有趣事实：如果你还在抽烟，那么即使COPD加深，你的痰液生成也可能不会增加，然而，当你戒烟后，痰液产生趋向于增加。

One interesting fact to be aware of: If you're still smoking, your sputum production may not increase despite advancing COPD, whereas sputum production tends to increase after you quit.

youdao

如果你发现阅读材料比以前更有趣了，那么你就能专心阅读了。

If you find the material more interesting, you'll be able to read with complete focus.

youdao