all for nought

例句：

1. 1. He spent allhis money on a new car and nowhe's all for nought.
   他把所有的钱都花在了一辆新车上，现在他一无所有。
2. 2. The oldhouse was all for nought after the fire.
   火灾过后，那所老房子一无是处。
3. 3. She felt so useless when she realizedshe had lost her job.
   当她意识到自己失业时，她觉得自己一无是处。