英汉词典

1. (尤指情绪)激发，激励，驱使
    If you are motivated by something, especially an emotion, it causes you to behave in a particular way.

    e.g. They are motivated by a need to achieve...
           对成功的渴望激励着他们。
    e.g. The crime was not politically motivated...
           该犯罪行为没有政治动机。