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Previously, researchers raised the accuracy that a robot′s hand tracks a specified path in Cartesian space mainly through increasing the number of knots on the path and the number of the path′s segments.

在以往的研究中，往往是通过在设定的路径上增加节点数和路径分段数来提高机器人手部跟踪设定路径的精度，但这种方法会导致在线计算量大幅度增加。

Cassin willingly sought out the world's most audacious and riskiest routes. In July 1961, he led a team up Mount McKinley in Alaska -- the highest peak in North America -- over a precarious southern ridge previously deemed impossible to traverse.

卡森主动寻找世上最大胆和冒险的路线。1961年7月，他带队攻上北美最高峰：阿拉斯加麦肯尼峰，但他是沿著过去公认不可能攀登、惊险万分的南脊攻顶成功。

We previously identified the lactose-inducible β-galactosidase gene in Bacillus megaterium ATCC14581 and found that it is subject to catabolite repression by glucose.

我们先前的研究证明巨型杆菌ATCC14581的β-galactosidase基因受到乳糖诱导并且会受到葡萄糖的抑制。

Very usually he is saved from premature interment solely by the knowledge of his friends that he has been previously subject to catalepsy , by the consequent suspicion excited, and, above all, by the non-appearance of decay.

这种病人若有幸能逃过被活埋的命运大多是因为他的朋友们知道他患了全身僵硬症，猜测他只是昏迷，并没有死去。而他的身体没有出现腐烂的迹象也正好证明了他们的说法。

Most of the Marines I spoke to were stunned by this development, especially those who had previously served in Fallujah when it was still the catastrophically violent city most Americans think it still is.

和我交谈过的大部分的陆战队员们都对这一事件感到震动，尤其是那些在较早时候费卢贾还是那个灾难性的充斥暴力的城市时就在这里服役的人。

Previously Catchpole and co-workers at the University of New South Wales showed that overall light-gathering efficiency for solar cells using metallic nanoparticles can be improved by 30 percent.

目前，将纳米技术应用于节水灌溉的产品，在国内还是第一例。在我们大力倡导节水灌溉的今天，这种新技术产品具有很好的市场前景。查看快照(约748字)来源：中国水利国际合作与

The new central projection implies that GDP will drop this year by around 4%, compared with 3% in February, and will grow by 1% in 2010 rather than the 2.3% previously predicted.

这次新一轮的央行市场注资也暗示了今年 GDP 将会下跌约 4%，而 2 月份尚有 3%，2010 年也仅会增长 1%，而非先前预测的 2.3%。

This was accomplished by observing Cepheid variables at optical wavelengths out to greater distances than obtained previously and comparing those to similar measurements from ground-based telescopes.

这是通过观测比先前远得多的造父变星的可见光谱实现的，结果与地面望远镜观测结论类似。

This previously undiscovered species is a cestoid parasite, up to 30 centimetres long and weighing up to 70 grams from the late Holocene.

这种之前没有被发现的物种来是全新世晚期，是一种绦虫，超过30厘米长和70克重。

He currently lives in Sri Lanka, previously called Ceylon.

他目前生活在Sri Lanka，原来叫Ceylon。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。