•There is growing exasperation within the government at the failure of these policies to reduce unemployment.由于这些减少失业的政策不能产生效用，政府内部越来越多人感到懊恼。

•After ten hours of fruitless negotiations, he stormed out of the meeting in exasperation.经过十个小时徒劳无功的漫长谈判，他愤然冲出会场。