extremely urgent

基本解释

So set up provincial great accident of city rescue system to be right away extremely urgent promptly.
因此，建立省级城市重大事故应急救援体系就迫在眉睫。
The last effort to collect Khmer folk tales took place more than 50 years ago. Most of the current storytellers are more than 90 years old, making the preservation of these fables extremely urgent.
上一次收集高棉民间故事工作在距今50多年前进行，大部份讲述故事的人员现已90多岁，因而使保存这些民间故事的工作极其紧迫。
Study accordingly and develop green building materials already extremely urgent.
因此研究和开发绿色建材已迫在眉睫。。