be blown off course意思是（项目） 被中断。
英[bi: bləʊn ɔf kɔː(r)s] 美[bi blon ɔf kɔː(r)s]
[例句]
1、Even "good performers" can be blown far off course by natural events that are individually unforeseen but collectively predictable.
即使“步入正轨的国家”也可能受突发自然灾害的冲击而脱离良好发展的轨道。个体的自然灾害无法预测，但系统性的自然灾害是可以预测的。
2、The ECB signalled that its monetary policy would not be blown off course by the credit turmoil by hinting it would also increase its main interest rate again next month.
欧洲央行暗示，下个月可能还将提高主导利率，表明其货币政策不会因信贷市场动荡而偏离轨道。
3、Even "good performers" can be blown far off course by natural events that are individually unforeseen but collectively predictable.
即使“步入正轨的国家”也可能受突发自然灾害的冲击而脱离良好发展的轨道。个体的自然灾害无法预测，但系统性的自然灾害是可以预测的。
4、The satellite can't be shut down, blown up or knocked off course.
卫星在偏离航道的过程中不可能停止工作。