景然用英语怎么说

景然是指一种心境或情绪，常常指安详、安逸、悠然自得的心情。在英文中，可以用 "serene" 来表示这个意思。

Serene 来源于拉丁语 "serenus"，意思是 "clear"、"bright" 或 "tranquil"。

例句：

The mountain lake was serene and peaceful. (这个山间湖泊安静而平和。)
She had a serene expression on her face as she meditated. (她在冥想时脸上带着一种安详的表情。)
The serene atmosphere of the forest helped him relax. (森林中平静的氛围使他放松下来。)