ruminative /ˈruːmɪnətɪv/

• 1. 

  ADJ If you are ruminative, you are thinking very deeply and carefully about something. 沉思的 [正式]

  例：

  He was uncharacteristically depressed and ruminative.

  他一反常态，既抑郁，还陷入了沉思。

• 2. 

  ruminatively ADV [ADV with v]

  例：

  He smiles and swirls the ice ruminatively around his almost empty glass.

  他微笑着，边沉思，边搅动着几乎空了的杯子中的冰块。