The pair were in sombre mood.

這兩個人情緒低落。

His expression became increasingly sombre.

他的表情變得越來越嚴肅。

Unfortunately, this happy story finishes on a more sombre note.

遺憾的是，這個快樂的故事結局卻比較傷感。

...a worried official in sombre black.

一名身穿深黑色服裝、面帶憂慮的官員

It was a beautiful house, but it was dark and sombre and dead.

這座房子雖然很漂亮，但是色彩暗淡，死氣沉沉。