别为这点小事烦恼，那不过是微不足道的琐事。

Don't worry about it—that's just a ___bagatelle.

这首优美的小曲子非常适合作为钢琴练习曲。

This lovely ___bagatelle is perfect for piano practice.

我们在游戏室发现了一张古董弹珠台，可以玩弹珠游戏。

We found an antique ___bagatelle table in the game room for playing the marble game.