low-key

形容词 low-key:

1. restrained in style or quality
   同义词：low-keyed, subdued

1. The wedding was a very, low-key affair.
   婚礼办得毫不招摇。

low-key

adj.（形容词）
Having low intensity; restrained, as in style or quality; subdued.
抑制的：低强度的，受约束的，比如在一种风格或品质中；屈服的
Having or producing uniformly dark tones with little contrast, as in a photograph.
低调的：具有或产生统一的几乎没有对比的深色调，比如在照片中