名词

1. 对立面；形成对立（或对照）的事物
The antithesis of something is its exact opposite.

2. （二者间的）对比，对照
If there is an antithesis between two things, there is a contrast between them.

1. the juxtaposition of contrasting words or ideas to give a feeling of balance

2. exact opposite

e.g. his theory is the antithesis of mine