coast

bank, beach, coast, shore, seaside

名词 coast:

1. the shore of a sea or ocean
   同义词：seashore, seacoast, sea-coast
2. a slope down which sleds may coast
3. the area within view
4. the act of moving smoothly along a surface while remaining in contact with it
   同义词：slide, glide

动词 coast:

1. move effortlessly; by force of gravity

1. He is going to live by the coast for the sake of his health.
   他为了自己的健康，打算到海滨地区去居住。
2. Spray slaps the coast ceaselessly.
   海浪不停地拍打着海岸。
3. The disabled ship coasted the island, looking for a harbor.
   那艘损坏的船只在海岛沿岸航行以寻找港口。
4. Fishing boats were anchored all along the coast.
   渔船沿着岸抛锚停泊。

coast

n.（名词）

Land next to the sea; the seashore.
海岸：接近大海的陆地；海滨
Coast The Pacific Coast of the United States.
Coast 美国的太平洋海岸
A hill or other slope down which one may coast, as on a sled.
下滑的斜坡：可以乘雪橇顺着滑下的小山或斜坡
The act of sliding or coasting; slide.
滑下，溜下：滑动或滑行的动作；滑动
Obsolete The frontier or border of a country.
【废语】 边界，边境：国家的边界或边境
v.（动词）
coast.ed,coast.ing,coasts
v.intr.（不及物动词）

To slide down an incline through the effect of gravity.
溜下：因重力作用沿斜面滑下
To move effortlessly and smoothly.See Synonyms at slide
滑行：不费劲地平滑地移动参见 slide
To move without further use of propelling power.
顺势滑下：无需进一步使用推力来运动
To act or move aimlessly or with little effort:
轻松漫游：无目的地或用很小力的作用或运动：
例句：
coasted for a few weeks before applying for a job.
在找工作之前先轻松的玩几周

Nautical To sail near or along a coast.
【航海】 沿着海岸航行：沿着或接近海岸在海上航行
v.tr.Nautical （及物动词）【航海】
To sail or move along the coast or border of.
使沿着海岸航行：沿着海岸或边界航行或移动

来源：
Middle English coste
中古英语 coste
from Old French
源自 古法语
from Latin costa [side] * see kost-
源自 拉丁语 costa [旁边] *参见 kost-

【引伸】
coast.al