的快乐

… happiness

→ 的
phrase Rare #15,437
… happiness 的 links a description or possessor to 快乐, meaning “happiness” or “joy.”
CH: 读书的快乐让我放松。
EN: The happiness of reading helps me relax.

你可以在有限的钢琴上表达出无限的快乐来

You can express boundless joy on a limited piano.

— 海上钢琴师 (1998)

你的快乐日子过去了

Your happy days are over.

— 四百击 (1959)

路易莎…你们两个在一起就是我的快乐。

Louisa... seeing you two together makes me happy.

— 八部半 (1963)

被谅解后的快乐

The joy of being forgiven

— 放牛班的春天 (2004)

这让我发抖的,给了我力量和生命的,突然到来的快乐是什么?

What is this sudden joy that makes me tremble and gives me strength and life?

— 八部半 (1963)