今天才算真正读进去了一点，(真正有兴趣读)，作者来到Iowa农场，探究工业食物链的最初来源。主要讲的食物就是玉米。玉米能够在工业化农场上占有主要地位和受到农民的青睐，不但与它自身的强大的适应能力有关，还与它和人类亲密的关系有关——满足人类不断变化的需求。
喜欢的几个单词:
surmount: to surmount this last problem
v:to succeed in dealing with a problem or difficulty 克服〔问题或困难〕
近义词: overcome
He has had to surmount immense physical disabilities. 他不得不克服严重的身体残疾。
conceivable: conceivable environment
adj : able to be believed or imagined 可以相信的；可想象的
It is conceivable that he might get a punished for his bad behavior.
freak:
n: (1)someone who is extremely interested in a particular subject so that other people think they are strange or unusual informal 狂热爱好者
a computer freak
(2)something in nature that is very unusual 畸形；不寻常的事物
adj: unexpected and very unusual 反常的，怪异的
v: to become suddenly angry or afraid, especially so that you cannot control your behaviour 突然发怒[害怕]
freak sb out
to become very anxious, upset or afraid, or make someone very anxious, upset or afraid （使）产生强烈反应；（使）心烦意乱；（使）吓得要死
