vt.

1. 使成长；使发达；发展
   Swimming develops the muscles.

   游泳能使肌肉发达。

2. 详尽阐述；展开
3. 开发
   The builders are developing that part of the city.

   建筑商正在开发这座城市的那个地区。

4. 逐渐产生；逐渐养成；患（病）
   Try to develop good reading habits.

   要养成良好的阅读习惯。

5. 【摄】使显影，冲洗（底片）

vi.

1. 生长；成长；形成
   Plants develop from seeds.

   植物由种子发育而成。

2. 进步；进化
3. 发展
   Her friendship with David developed slowly.

   她与戴维的友谊发展缓慢。

4. 显露；（事实等）被发现
5. 【摄】显影

v.

1. grow or cause to grow and become larger or more advanced.
2. convert (land) to a new purpose, especially by constructing buildings.
3. start to exist, experience, or possess:
   I developed an interest in law.
4. treat (a photographic film) with chemicals to make a visible image.
5. Chess  bring (a piece) into play from its initial position on a player's back rank.