superfluity

1.a superfluity of unoccupied time.

过多的空闲时间。

2.could do without such superfluities as a second car.

没有第二辆过剩品，也能应付

3.Do not permit children to indulge in superfluities until esqsentials are met.

在孩子们未抓住要点之前别让他们过于注意细节。