有边的

We discuss the following graph operations that preserve fully orientability: the union of two graphs whose intersection is an edge, addition of a path of length at least 2 and addition of an edge between two vertices of degree 2 with a unique common neighbor.

我们会讨论下列几种能保持可全定向性质的图运算：将两个交集为一个边的图取联集、加入一个长度至少为2的路径及将两个度数为2且仅有一个共用邻点的不相邻点相连。

They have distinctive compositions, and display the compositional trends: from Mg and Ca-enrichment towards Fe-enrichment from big phenocryst—the core of small phenocryst—the rim of small phenocryst and microcrystals, typical characterisitc of tholeiite series.

这三种类型的辉石在成分上有明显的差异，从大斑晶辉石—小斑晶辉石核部—小斑晶辉石边部和基质辉石，成分由富镁、钙向富铁方向演化，显示出拉斑玄武系列的特点。

It is picture of his two-year-old son Matthew, dressed in a red plaid outfit and sitting in front of a Christmas tree

那是一张他两岁的儿子马修的照片，穿着有褶边的红色套装，坐在一棵圣诞树前。

Priority queues are not designed for random access, so this is not an efficient activity.

查找的目的是看是否有这样的重复边，优先级队列设计初衷本不为随机访问的，所以这不是一个有效的方法。

Richie is just the sort of quality wide player that we have been looking for, and it is pleasing to have things agreed.

里奇是那种我们正在寻找的很有质量的边翼选手，令人高兴的是一切都很愉快。

Royal Ro i , author of Basic Rockcraft writes,"When buying a carabiner, check to make sure the ring action is smooth but not too strong, that the gate meshes freely, that there are no burrs, and that they are strong."

攀岩技术要素》的作者罗亚尔·罗宾斯在书中写道："在购买铁锁时，一定要保证弹簧的弹力正常，但强度不能太大。开口能够正常开闭。不能有损伤的刻边。而且必须很牢固。"

Royal Robbins, author of Basic Rockcraft writes,"When buying a carabiner, check to make sure the spring action is smooth but not too strong, that the gate meshes freely, that there are no burrs, and that they are strong."

攀岩技术要素》的作者罗亚尔·罗宾斯在书中写道："在购买铁锁时，一定要保证弹簧的弹力正常，但强度不能太大。开口能够正常开闭。不能有损伤的刻边。而且必须很牢固。"

Sapwood The outer living xylem cells in a tree trunk, consisting of secondary xylem elements, that are actively involved in water transport and food storage.

边材：由树干近外方的有生命的木质部细胞构成，包括次生木质部、薄壁组织和髓射线。在植物的水分运输及养料储存方面起重要作用。

Linear triangular element is considered to solve the second order elliptic boundary value problem in 2-D. By using of the distinctive structure and some novel approaches, we obtain the super-close and superconvergence results on certain kind of anisotropic meshes.

讨论在有限制的各向异性网格下用线性三角形有限元逼近二阶椭圆边值问题，利用单元构造的特殊性和一些新的技巧得到相应的超逼近和超收敛结果。

They had titles like The Life and Letters of Silenus or Nymphs and Their Ways or Men, Monks and Gamekeepers; a Study in Popular Legend or Is Man a Myth?

门边的壁橱上面放满了书，书名有：《森林之神的生活和学习》、《山林水泽中的仙女》、《人、僧侣和猎场看守人》、《民间传说的研究》、《人类神秘吗？

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。