It is now clear that the hybrids form seeds which have the one or the other of the two differentiating characters.

The truth is like the sun. You can shut it out for a time, but it ain't goin' away.

林业的未来在于平衡经济增长与环境管理的可持续实践。

The only way to learn mathematics is to do mathematics.

创新不仅仅是技术，而是改变我们的思维和运作方式。