In idle moments, he carved wooden figures.

他空闲时就刻木雕。

《牛津词典》

I kept the little mirror, and as I grew up, I would take it out in idle moments and continue the challenge of the game.

我一直保存着这面小镜子。在我的成长历程中，每当我无聊的时候，我就把它拿出来继续玩这个游戏。

youdao

I kept the little mirror, and, as I went about nay growing up, I would take it out in idle moments and continue the challenge of the game.

这块小镜子我至今仍保留着，并且，随着自己慢慢地成长，空闲的时候，我还会把它拿出来，继续这种富于挑战的游戏。

youdao

Maybe you could start by stopping even once in a while, relishing moments, and creating idle moments in non-idle situations.

FORBES: Why Being Busy Can Keep You From Getting Ahead

In her idle moments she daydreams about becoming a figure skater like those she has seen on television, gliding effortlessly across the ice in a flash of sequins.

ECONOMIST: New British fiction