gnaw

bite, chew, gnaw, snap

动词 gnaw:

1. bite or chew on with the teeth
2. become ground down or deteriorate
   同义词：erode, gnaw at, eat at, wear away

1. Rats gnawed off the lid of the box.
   老鼠咬开了盒盖。
2. She was gnawing her nails nervously.
   她正在神经质地咬指甲。
3. The rat gnawed a hole through the wall.
   耗子在墙上啃了一个洞。
4. These desires gnawed away at us constantly.
   这些欲望不断地折磨我们。

gnaw

v.（动词）
gnawed,gnaw.ing,gnaws
v.tr.（及物动词）

To bite, chew on, or erode with the teeth.
咬，啮：用牙齿咬，啃，啮
To produce by gnawing:
咬成：
例句：
gnaw a hole.See Synonyms at bite
咬一个洞参见 bite

To erode or diminish gradually as if by gnawing:
咬蚀，侵蚀：似乎用咬渐渐地侵蚀或减少：
例句：
waves gnawing the rocky shore.
波浪冲蚀着岩岸

To afflict or worry persistently:
烦扰或折磨：
例句：
fear that constantly gnawed me.
恐惧不断侵扰我

v.intr.（不及物动词）
To bite or chew persistently:
啮，啃：不停地咬，啃：
例句：
The dog gnawed at the bone.
那只狗啃着骨头

To cause erosion or gradual diminishment.
侵蚀，消耗：使侵蚀或渐渐减小
To cause persistent worry or pain:
烦扰，折磨，使痛苦：
例句：
Hunger gnawed at the prisoners.
饥饿折磨着犯人们

来源：
Middle English gnauen
中古英语 gnauen
from Old English gnagan
源自 古英语 gnagan

【引伸】
gnaw.er
n.（名词）