【俚语】

against the clock—争分夺秒

against the clock 原意为：抢在某一时刻之前，跟时间赛跑。可进一步引申为“争分夺秒”。

【例句】

1. It 's now become a race against the clock.
从现在开始要跟时间赛跑。
2. Tempe, raced against the clock to save his life.
医生们争分夺秒地抢救他的生命。
3. We are working against the clock to finish the report by Friday.
我们正在抢时间要在星期五之前完成这一报告。