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- It is without precedent in history. 这是史无前例的。
- It was almost without precedent in local history. 这在当地历史上几乎没有先例。
- Without precedent; unparalleled. 没有先例的；空前未有的
- It is something new, without precedent in world history. 世界历史上还没有这样一个法，这是一个新的事物。
- It is something new,without precedent in world history. 世界历史上还没有这样一个先例，这是一个新的事物。
- Such protests are without precedent in recent history. 这类抗议事件在近代史上没有发生过。
- The revenues of the country reached a new high without precedent. 这个国家的税收创了历史新高。
- This is a wonderful achievement without precedent in Chinese history. 这是中国历史上亘古未有的奇绩。
- The October Revolution overthrew the bourgeoisie, an event without precedent in world history. 十月革命推翻了资产阶级，这在世界上是个新鲜事情。
- Working without precedent, he said, a researcher can shape a more elegant solution than nature has. 他说，研究人员不依成例，反而可能造出比自然更优雅的解决方案。
- I am commencing an undertaking, hitherto without precedent,and which will never find an imitator. 我着手要做的是一件前无古人的，后无来者的事业。
- I am commencing an undertaking, hitherto without precedent,and which will neer find an imitator. 我正在倡导一项事业，没有先例，今后也不会有人从事的事业。
- If politics adheres to precedent, it follows that an outcome almost without precedent cannot happen. 如果政治会遵循历史，那没有先例的结果不会发生。
- In the existing international situation,China is not isolated in the war,and this fact too is without precedent in history. 国际的条件，使得中国在战争中不是孤立的，这一点也是历史上空前的东西。
- This is a wonderful achievement without precedent in Chinese history, and it contributes to the material basis of our invincibility. 这是中国历史上从来未有的奇迹，这是我们不可征服的物质基
- In the existing international situation, China is not isolated in the war, and this fact too is without precedent in history. 国际的条件，使得中国在战争中不是孤立的，这一点也是历史上空前的东西。
- In its extraordinary breadth and protractedness,China's anti-Japanese guerrilla war is without precedent,not only in the East but perhaps in the whole history of mankind. 中国的抗日游击战争，就其特殊的广大性和长期性说来，不但在东方是空前的，在整个人类历史上也可能是空前的。
- In its extraordinary breadth and protractedness, China's anti-Japanese guerrilla war is without precedent, not only in the East but perhaps in the whole history of mankind. 中国的抗日游击战争，就其特殊的广大性和长期性说来，不但在东方是空前的，在整个人类历史上也可能是空前的。
- Without precedent;unparalleled. 没有先例的；空前未有的
