在每次约化后, 余下的方程是保持对称和带状的.After each reduction, the remaining equations remain symmetric and banded.这个矩阵是对称的且是带状的, 带宽等于四.This matrix is symmetric and banded , the band being equal to four.我们在大部分实际问题中得到的方程组不仅是对称的而且还是带状的.The ...
石料开始被用作盖屋顶的材料。Stone began to be used as a roofing material.这座雕像是用整块石料雕成的。The statue was carved out of a single piece of stone.大理石是一种珍贵的石料.Marble is a precious stone....
Psychological twists perk up an otherwise predictable story line.心理转折使原本老套的故事情节变得生动有趣。Even minor head injuries can cause long-lasting psychological effects.即使是轻微的头部创伤也会对心理产生长期影响。There was a vast distance between psycholo...
这件事如此丢脸，深深地挫伤了我的自尊心。It was so humiliating, a terrible blow to my self-esteem.他们觉得自己仿佛做了什么龌龊丢脸之事。They felt as though they had done something discreditable and unclean.我一生中从未感到如此丢脸。I have never felt so humiliated in my lif...
Why were spices so highly valued in late 15th-century Europe?为什么香料在15世纪末期的欧洲如此贵重？Individuality is a valued and inherent part of the British character.个性鲜明是英国人固有的、也是他们看重的特点。The metal had been valued at twice or thrice its...
When I produced this piece of work, my lecturers were very critical.当我拿出这件作品时，我的讲师们提出了诸多批评意见。Polytechnic lecturers have asked for 12.5 per cent, a claim sure to be laughed out of court.理工学校的讲师要求12.5%，这一要求肯定不会予以考虑。A repor...