用法: 1 excessive desire for food, esp when one is not hungry 贪食（尤指不饥饿时）.
用法: 2 excessive and selfish desire for wealth, power, etc 贪心; 贪婪: the greed with which large companies swallow up their smaller competitors 大公司为吞并与之竞争的小公司而怀有的贪心 * consumed with greed and envy 充满贪婪和嫉妒.