basis
- n. 基础；底部；主要成分；基本原则或原理
英英释意
- 1. a relation that provides the foundation for something;
- "they were on a friendly footing"
- "he worked on an interim basis"
- 2. the fundamental assumptions from which something is begun or developed or calculated or explained;
- "the whole argument rested on a basis of conjecture"
- 3. the most important or necessary part of something;
- "the basis of this drink is orange juice"