erode

动词 erode:

1. become ground down or deteriorate
   同义词：gnaw, gnaw at, eat at, wear away
2. remove soil or rock
   同义词：eat away, fret

1. The sea have erode the cliff face over the years.
   海水经年累月冲刷著峭壁的表面。
2. Metals are eroded by acids.
   金属易为酸所腐蚀。

e.rode

v.（动词）
e.rod.ed,e.rod.ing,e.rodes
v.tr.（及物动词）
To wear (something) away by or as if by abrasion:
腐蚀；侵蚀：（象）被磨擦损耗掉：
例句：
Waves eroded the shore.
海浪冲蚀了海岸

To eat into; corrode.
磨蚀，耗掉
To make or form by wearing away:
腐蚀成：通过损耗造成或形成：
例句：
The river eroded a deep valley.
河流冲蚀成一个深谷

To cause to diminish, deteriorate, or disappear as if by eating into or wearing away:
侵蚀掉，腐蚀掉：象磨蚀、侵蚀那样使…减少、减弱或消失：
例句：
.Long enduring peace often erodes popular resolution.(C.L. Sulzberger)
.长期的和平常常会腐蚀大众的信心.(C.L.苏兹贝格)

v.intr.（不及物动词）
To become worn or eaten away:
成为破损的或损耗的：
例句：
The cliffs have eroded over the centuries. Public confidence in the administration eroded.
几百年来悬崖已经被侵蚀了，公众对当局的信心已经被削弱了

来源：
Latin ôrôdere [to gnaw off, eat away]
拉丁语 ôrôdere [消耗掉，磨蚀掉]
ô-, ex- [ex-]
ô-, ex- [表示.离开.的前缀]
rôdere [to gnaw] * see rôd-
rôdere [磨蚀、侵蚀] *参见 rôd-

【引伸】
erod.ibil.ity
n.（名词）
erod.ible
adj.（形容词）