breakneck是什么意思_breakneck怎么读_音标ˈbreɪknek

breakneck是什么意思音标:英 [ˈbreɪknek]美 [ˈbrekˌnɛk]

a. 要使颈骨折断似的, 非常危险的

s. moving at very high speed

breakneck的用法和例句：

1.Although the technology was relatively primitive, it was developing at breakneck speed.

尽管那时的技术还相当原始 它的发展速度极其惊人