But a comet strike, said Professor David Block of the University of the Witwatersrand, is unique and exciting.

Francois Venter is a senior director in the Reproductive Health and HIV Research Unit at the University of Witwatersrand.

Francois Venter是威特沃特斯兰德大学生殖健康和HIV研究中心高级主任。

And in Johannesburg, people gathered at the Witwatersrand Planetarium to enjoy the clear view.

而在约翰内斯堡，人们聚集在金山天文馆享受清楚的月食景观。

The academics presented their findings at the University of the Witwatersrand in Johannesburg this month.

学者们本月在约翰内斯堡金山大学展现了他们的研究结果。

Students residence at the University of the witwatersrand, johannesburg, South Africa

金山大学国际学生宿舍，约翰内斯堡，南非

Economic geology research institute& hugh allsopp Laboratory University of the Witwatersrand

南非金山大学经济地质研究所和休·艾尔索普实验室简介

For their different understanding of business and the ideal self and real self-contradiction does not match, easy to confront negative thinking.

针对自身不同的认识，而出现理想自我与现实自我不符的矛盾，易产生消极对抗思想。

The law of contradiction calls for consistency of thought from beginning to the end, and allows no self-contradiction.

矛盾律要求思想前后一贯，不能自相矛盾。

Self-contradiction besets all governments as they try to work out a role for English in their national culture.

那些试图在自身文化中为英语寻找到合适定位的政府，都无法摆脱这种矛盾。

And then, the subject starts constructing the self-contradiction.

之后，主体开始了自我矛盾的建构。

The causable education institution changes due to the thought idea inside with target self-contradiction;

因思想观念中手段与目标之间的矛盾而引起的教育制度变迁；

Wether the idea of cognitive relativism can be applied to itself caused the problem of self-contradiction.

认知相对主义的观点能否适用于其自身引发了自相矛盾问题。

Q& A on Sex However, there is still some compromise and self-contradiction in his theory.

但其理论仍带有一定的折衷性和自相矛盾性。

A heavy sleep; fell into a profound sleep; a sound sleeper; deep wakeless sleep.

熟睡；陷入沉睡；熟睡的人；睡得深沉。

The moral harm of administering lawlessly embodies many aspects, mainly influencing the moral construction of administration, destroying moral principle of authority, reducing public reputation of government, breeding corruption and leading to losing moral education norm of society.

不法行政的道德危害主要在于影响行政伦理建设、破坏权力道德原则、降低政府公信力、滋生腐败、导致社会道德教育失范等方面；

The article considers and explores administering lawlessly from the angel of morality as follows: the phenomenon of administering lawlessly contains and shows ethical activity, ethical relationship and ethical consciousness.

文章从伦理角度对不法行政作了如下思考和探索：不法行政现象中包含和体现了道德活动、道德关系、道德意识三大道德要件，说明它是一种道德现象；

The analysis shows that this model can avoid attackers getting enough weight for the private key for lawlessly validating and validate the network nodes when trust nodes remain small.

分析结果表明，该模型在可信节点剩余很少时仍能完成网络中节点的认证，亦可避免攻击者获取足够的私钥分量进行非法认证。

At present, the concept of administering according to law has been set up gradually, but the phenomenon of administering lawlessly is still serious relatively.

目前，依法行政的观念已逐步树立，但不法行政现象还比较严重。

But the traditional log is stroraged with plain text, and can be easily modified or destroyed lawlessly.

然而在传统安全审计中，日志记录以明文形式存放，日志记录容易被人非法篡改或破坏；

The problem of unsmooth transition between the stages of object oriented system development is presented.

本文讨论了在面向对象的系统开发中存在的各开发阶段之间的不平滑过渡问题。

Analysis the influences of track geometrical unsmooth on high speed coach dynamic response

轨道几何不平顺对高速客车动力响应影响分析