1. in the groove : 处于最佳状态；
及物动词
不及物动词
名词
1. 沟；槽；辙
A groove is a deep line cut into a surface.
2. （流行音乐的）节奏
In popular music, a groove is a rhythm.
1. a settled and monotonous routine that is hard to escape
e.g. they fell into a conversational rut
Synonym: rut
2. (anatomy) any furrow or channel on a bodily structure or part
Synonym: vallecula
3. a long narrow furrow cut either by a natural process (such as erosion) or by a tool (as e.g. a groove in a phonograph record)
Synonym: channel