英文: A UN-led climate change report released Friday says keeping greenhouse gas emissions near current levels would cost only a tiny fraction of world economic output, but that more drastic reductions are needed by 2050 in order to keep global warming in check

中文: 星期五发布的一份由联合国主持的研究报告指出:控制温室气体排放只需要消耗全球经济很小的一部分，但是如果等到2050年，则需要大幅度减少排放量方可控制全球气候变暖。       更详细...

---

英文: A sudden, usually drastic failure of a computer system.

中文: 一种突然的，严重的计算机故障。       更详细...

---

英文: [B]What[/B] a drastic change!

中文: 多么巨大的变化啊！       更详细...

---

英文: Alkali Sensitivity Damage : A Critical Factor Causing Drastic Decrease in Oil Production for Well Donghe in Tarim Basin

中文: 碱敏损害是塔里木盆地东河塘构造东河井减产的主因       更详细...

---

英文: An assessment method of groundwater vulnerability to potlution DRASTIC index system

中文: 地下水易污性评价方法——DRASTIC指标体系       更详细...

---