返祖现象是理解犯罪行为的关键。
I’m not a guy that’s going to let my love for the fame down.
黄金和白银,像其他商品一样,具有内在价值,这不是任意的,而是取决于它们的稀缺性、获取它们所耗费的劳动量以及在矿山中使用的资本价值。
可持续的水产养殖需要全行业的共同努力。
If you're not stubborn, you'll give up on experiments too soon. And if you're not flexible, you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.