live up to 1. 遵守，实践 (诺言、原则等) You should live up to your promise. 你应当遵守诺言。 live up to one's faith 实践自己的信仰 2. 符合；不辜负 (期望) The new house didn't live up to expectations. 这幢新房子没有预期的好。 He will live up to what his parents expect of him. 他不会辜负父母对他的期望。 3. 与…相配 His wife was so clever that he felt he could never live up to her. 他的妻子那么聪明，他感到自己怎么也配不上她。