形容詞 covetous:

1. showing extreme cupidity; painfully desirous of another's advantages
   同義詞：envious, jealous
2. immoderately desirous of acquiring e.g. wealth
   同義詞：avaricious, grabby, grasping, greedy, prehensile

1. Covetous of power or honor; envious.
   急欲獲得的妄想權(quán)力或榮譽(yù)的; 嫉妒的
2. She shows a covetous look.
   她露出貪婪的表情。
3. He is covetous of her high salary.
   他垂涎她的高薪。

cov.et.ous

adj.（形容詞）
Excessively and culpably desirous of the possessions of another.See Synonyms at jealous
妄想的：過度地或罪過地渴望別人財(cái)產(chǎn)的參見 jealous
Marked by extreme desire to acquire or possess:
渴望占有的：強(qiáng)烈渴望獲得或占有的：
例句：
covetous of learning.
渴望擁有知識(shí)

【引伸】
cov.etously
adv.（副詞）
cov.etousness
n.（名詞）