a.

1. 现时的，当前的；现行的
   Our current methods of production are too expensive.

   我们现今用的生产方法太花钱了。

2. 通用的，流行的
   This note is no longer current.

   这种纸币已不流通。

   This view was current in the country.

   当时这种看法在这个国家很流行。

n.

1. 流动，水流，气流[C]
   The current in this place is very rapid.

   这儿的水流很急。

2. 电流[C][U]
3. 趋势，倾向，潮流[C]
   The military government failed to control the current of public opinion.

   军人政府未能控制舆论的动向。

adj.

1. happening or belonging to the present time:
   current affairs.
2. in general use.

n.

1. a body of water or air moving in a definite direction through a surrounding body of water or air in which there is less movement.
2. a flow of electricity which results from the ordered directional movement of electrically charged particles.
   ▸a quantity representing the rate of flow of electric charge, usually measured in amperes.