His manner was not effusive, it seldom was; but he was glad, I think, to see me.

他的态度不很热情，这种情况是少见的，但是我认为他看到我时还是高兴的。

youdao

Her staff comprises a collection of mostly young women, practical yet fashionable, like their leader, efficient but not effusive.

NEWYORKER: The Other Obama

Gun control groups gave the deal warm but not effusive praise, noting that unknown details and some pro-gun provisions gave them pause.

NPR: Senate Ready To Launch Gun Control Debate

And usually I'm not quite as effusive about things.

NPR: Cirque du Soleil Interprets the Fab Four