rudimentary
- adj. 基本的;初步的;退化的;残遗的;未发展的
英英释意
- 1. being or involving basic facts or principles;
- "the fundamental laws of the universe"
- "a fundamental incompatibility between them"
- "these rudimentary truths"
- "underlying principles"
- 2. being in the earliest stages of development;
- "rudimentary plans"
- 3. not fully developed in mature animals;
- "rudimentary wings"