tautology
英 [tɔː'tɒlədʒɪ]
美[tɔ'tɑlədʒi]
- n. 同义反复；无谓的重复
英英释意
- 1. (logic) a statement that is necessarily true;
- "the statement `he is brave or he is not brave' is a tautology"
- 2. useless repetition;
- "to say that something is `adequate enough' is a tautology"