Fetching details from the dictionary...

beautiful; pretty; lovely; sweet; pure (heart, friendship, etc.)
美しい歌声が響いていた。
A beautiful singing voice was echoing.
夕焼けに染まる山々は美しかった。
The mountains bathed in the sunset were beautiful.
この絵は期待したほど美しくない。
This painting is not as beautiful as I expected.