動(dòng)詞 raven:

1. obtain or seize by violence
   同義詞：raven
2. prey on or hunt for
   同義詞：raven, prey, predate
3. eat greedily
   同義詞：devour, guttle, raven, pig
4. feed greedily
   同義詞：raven

形容詞 ravening:

1. living by preying on other animals especially by catching living prey
   同義詞：predatory, rapacious, raptorial, vulturine, vulturous
2. excessively greedy and grasping
   同義詞：rapacious, voracious
3. devouring or craving food in great quantities
   同義詞：edacious, esurient, rapacious, ravenous, voracious, wolfish

1. The raven cawed on the tree.
   烏鴉在樹上呱呱叫著。
2. The lion was ravening the prey.
   那只獅子在貪婪地吞食著捕獲的獵物。

rav.en.ing

adj.（形容詞）
Greedily predacious; voracious or rapacious.
狼吞虎咽的：貪婪食肉的；貪婪或貪吃的
n.（名詞）
The action of one that ravens.
狼吞虎咽：狼吞虎咽的人的行為

【引伸】
rav.eningly
adv.（副詞）