serene
〔淡淡하다〕
1. serene
Calm and composed.
2. plain
Straightforward, objective, and calm in writing or speech .
3. tranquil; calm
Water being clean and flowing quietly and peacefully.
4. flat; plain
Neither salty nor greasy, flat but clean tasting.
5. disinterested; indifferent; unconcerned
Not interested in something.