a.

1. 中间的，居中的；中型的
   an intermediate phase

   中间阶段

2. 中等程度的，中级的
   an intermediate level English class

   中级英语班

n.[C]

1. 中间事物；中型物
2. 调解人；中间人
3. 【化】中间物，中间体
4. 【美】中型汽车

vi.

1. 作中间人；干预

adj.

1. coming between two things in time, place, character, etc.
2. having more than basic knowledge or skills but not yet advanced.

n.

1. an intermediate person or thing.
2. a chemical compound formed by one reaction and then taking part in another.

v.