n.

1. 齿轮；传动装置；（汽车）排档[C][U]
   This car has three gears.

   这辆车有三档。

2. 工具；设备，装置；家用器具[U]
   That store sells sports gear.

   那家商店卖体育器具。

3. （尤指特种用途的）衣服[U]
4. 帆具；马具[U]
5. （飞机的）起落架，着陆装置[U]

vt.

1. 用齿轮使联动；（在……）搭上齿轮，使啮合
2. 使适应，使适合[H][（+to/for）]
   Education should be geared to the children's needs and abilities.

   教育应该适合孩子的需要与能力。

3. 使准备好
4. 给……套上轭具[（+up）]
5. 开动（机器）

vi.

1. 搭上齿轮，啮合[（+into）]
   The cogs gear smoothly.

   齿轮啮合得很好。

2. 开始工作
3. 准备好；安排好[（+up）]
   They geared up for the new season's production.

   他们为新的一个季度的生产作好准备。

4. 适应；（与……）协调地工作[（+with）]

a.

1. 好极了！棒！

n.

1. a toothed wheel that works with others to alter the relation between the speed of an engine and the speed of the driven parts (e.g. wheels).
   ▸a particular setting of engaged gears:

   in fifth gear.
2. apparatus or equipment:
   camping gear.
   ▸informal personal possessions.
   ▸informal clothing:

   designer gear.
3. Brit. informal illegal drugs.

v.

1. design or adjust gears to give a specified speed or power output.
2. (often gear something up) make ready; prepare.
   ▸ (often gear something for/to/towards) equip or adapt for a particular purpose.
3. (gear down or up) change to a lower (or higher) gear.