奶头奶牛

beats down───打倒；杀价；大雨倾盆而下；强烈地照射下来

tears down───v.扯下；诋毁；拆卸；逐条驳斥

sea cow───海牛；海象

ant cow───蚁牛

beats out───搞清；敲平；使筋疲力尽

beats up───adj.年久失修的；残破的；v.暴打，痛打；抬（价）；惊动；搅拌

bell cow───领袖

As for animal foods, it's only common sense to me now that I wouldn't run up to a cow and try to take a bite out of its hide; nor would I bend down, shove its calf aside, and try to suckle its teats.───至于动物性食品，目前我的常识只是，我不会跑到一头牛旁边咬它一口，也不会弯下腰来掰开它的腿，企图直接吃奶。