adj. 非常危险的；极快的
1.When we headed into the countryside we were driven at breakneck speed past towns and villages in various stages of dilapidation and not allowed to stop.
当我们前往乡下的时候，汽车以危险的高速度越过在不同阶段所荒废的城镇和乡村，而不容许停下车来。
2.The breakneck pace of growth has caused suffocating air pollution.
如此危险的增长速度造成了窒息的空气污染。
3.The breakneck pace of the massive project had already caused safety concerns.
极快的大规模项目步伐已经引发安全问题。
4.Various gurus of creativity suggested things like writing at a breakneck speed, drinking gallons of coffee, and whacking myself on the side of the head.
那么多创造专家不是都这样建议么：用不要命的速度疯狂写作，连喝几加仑咖啡，打自己的头等等。
5.Jack drove to the hospital at breakneck speed.
杰克以飞快的速度驾车到了医院。
6.It has its consolation, as the weeks and months are also streaming by at breakneck speed.
可以安慰你们的是，星期与月份也在以一种极高的速度在流动。