low-key

adj.

低调的，软调的；低强度的；抑制的；有节制的

1. The wedding was a very, low-key affair.
   婚礼办得毫不招摇。
2. divert from one's purpose
   

Low-key m-learning: a realistic introduction of m-learning to developing countries
A low-key social insurance reform--effects of multidisciplinary outpatient treatment for back pain patients in Norway.
A Low-key Social Insurance Reform - Treatment Effects for Back Pain Patients in Norway
A low-key social insurance reform : treatment effects for back pain patients in Norway
Low-Key Celebration for Curry on His 19th Birthday
Image forming apparatus with a power mode control section for allocating a printout for a reserved low-key print setting job
Laughter and Uncertainty: John Ashbery's Low-Key Camp
The power of low-key groupwork activities in mental health support work
A novel active contour model for unsupervised low-key image segmentation
Do Journalists' Opinions Affect News Selection in a Low-Key Conflict? Newspaper Coverage of the Discussion of Smoking Bans in Switze...