This is the 8134th most frequent Chinese word.
c樂
The term "c樂" appears to be a typo or unclear. If you mean "乐" (lè), it means "joy" or "happiness" in English.
The word '音樂' (yīnyuè) means 'music' and is commonly used to refer to musical compositions or sounds.
我喜欢听音樂。
I like listening to music.
Here, '背景音樂' (bèijǐng yīnyuè) refers to 'background music' as a contextual application of the word '音樂' in a scenario involving movies or presentations.
這部電影的背景音樂很感人。
The background music of this movie is very touching.
In this sentence, '音樂' is part of the term '音樂會' (yīnyuèhuì), which means 'concert,' referring to an event dedicated to musical performances.