n.[U]

1. 反对；反抗；对抗[（+to）]
   The new tax program met with fierce opposition.

   新的征税计划遭到强烈反对。

2. 敌对；对立；意见相反[（+to）]
   We wish to know if you have anything to say in opposition.

   我们想知道你有没有相反的意见要说。

3. （常大写）反对党[the S][G]
   the leader of the opposition

   反对党领袖

4. 反对派；对手；对方队[the S][G]
5. 对面的位置（或方向）[（+to）]
   the houses in opposition to each other

   面对面的几所房子

6. 【天】冲
7. 【逻】对当，对当法

n.

1. resistance or dissent.
   ▸ (often the opposition) a group of opponents.
   ▸ (the Opposition) Brit. the principal parliamentary party opposed to that in office.
2. a contrast or antithesis.
3. Astronomy  & Astrology  the apparent position of two celestial objects that are directly opposite each other in the sky, especially the position of a planet when opposite the sun.