a.

1. 始终如一的，前后一致的[（+in）]
   He remained consistent in his opposition to anything new.

   他始终反对一切新事物。

2. 与……一致的；符合的[F][（+with）]
   His behavior is consistent with his teaching.

   他的行为与其教诲相符。

3. 【罕】连在一起的；坚实的；坚固的

adj.

1. acting or done in the same way over time, especially so as to be fair or accurate.
   ▸unchanging in standard over time.
2. (usu. consistent with) compatible or in agreement.
3. not containing any logical contradictions.