serene

US /səˈriːn/
UK /səˈriːn/
"serene" picture
1.

thanh bình, yên tĩnh, thanh thản

calm, peaceful, and untroubled; tranquil

:
The lake was serene in the early morning light.
Hồ thanh bình trong ánh sáng ban mai.
She had a serene expression on her face.
Cô ấy có một vẻ mặt thanh thản.