半个世纪

To vitalize socialism, market economy should be practiced.

我国社会主义建设虽然历经了半个世纪，但对于

It has become a wonderful fashion realm with wearing apparel, leather goods and ornaments through a half century's refinements.

经历半个世纪的历史和锤炼，从服装、皮具、鞋到配件饰品，成为一个精彩的时尚王国。

This is not dream of Wonderland is the paitan half a century ago.

这不是梦里的仙境，是半个世纪前的派潭。

The first half-century of sound included many of the most highly regarded Shakespeare films, among them -- Laurence Olivier's Hamlet and Henry V, Orson Welles' Othello and Chimes at Midnight, Kurosawa's Throne of Blood, Polanski's Macbeth and Zeffirelli's Romeo and Juliet.

在有声音的半个世纪里，包括大多数给予很高评价的莎士比亚电影，在它们中---劳伦斯·奥列弗《哈姆雷特》和《亨利五世》，奥森·韦尔斯的《奥赛罗》和《午夜的钟琴》，Kurosawa的《血宝座》，Polanski的《麦克白》和Zeffirelli的《罗密欧和朱丽叶》。

Although the zoo story by edward albee was published nearly half a century ago, it still takes on realistic significance.

摘要美国荒诞派剧作家爱得华·阿尔比的《动物园的故事》问世已有半个世纪，但1直具有现实意义。

Although The Zoo Story by Edward Albee was published nearly half a century ago, it still takes on realistic significance.

摘要美国荒诞派剧作家爱得华·阿尔比的《动物园的故事》问世已有半个世纪，但一直具有现实意义。

For almost half a century, Caliper has been a global leader in talent management advisory and human capital consulting.

近半个世纪以来，Caliper一直是人才管理顾问和人力资本咨询领域的全球领先公司。

Taiwan was conquered by Japan for nearly half centry and then governed by Government of the Republic of China.

在此之前，台湾电影几乎是不存在的。台湾被日本占领了将近半个世纪，而后又被中华民国政府统治。

Secondly, a commentarial review of this field is given to show the last evolution of it. Although many kinds of useful projective invariance have been derived so far, the sorts of 3D object to which they could be used are still very limited. So there are some needs to develop more powerful invariance for the 3D object recognition. Finally, in the last part of this paper, the future researches in this field are proposed.

0引言 众所周知，3D物体识别是计算机视觉研究的一项重要内容，由于其在军事、工业等社会诸多行业中具有潜在的、巨大的应用价值，半个世纪以来受到各国视觉研究者的广泛关注，并提出了众多的理论和方法川，其中基于几何不变性的3D物体识别方法有助于消除由于观察视角、摄像机参数等

Urban spread is illstrated not only by the dramatic expansion of the Senegalese capital Daker over the past half century, from a small urban centre at the tip of the Cape Verde peninsula ,to a metropolitan area with 2.5 million people spread over the entire peninsula ,but by the rapid development of a small town like Bangasson in the Central Africa republic, now beginning to affect the neaby forest.

说明城市扩张的例子不仅有达喀尔还有班加苏等小城镇：塞内加尔首都达喀尔在过去半个世纪里从一个位于佛得角半岛顶端的小型城市急速扩张成今天拥有250万人口，延展整个半岛的都市；此外，想中非共和国的小城市班加速苏，其快速发展一开始影响到周边森林。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！