他从背后悄悄逼近了那毫无戒备的受害者。He had crept up on his unsuspecting victim from behind.他脸部带有戒备的神情.He wears the guard on his expression.由于安全戒备的原因，该次列车在“牛津街口广场”站将不停留。Due to a security alert, this train will not be stopping at Oxford Ci...
to have a facelift接受去皱整容手术Nothing gives a room a faster facelift than a coat of paint.重新粉刷一下是使房子焕然一新的最快方法。Radiofrequency is a procedure that offers an alternative to the traditional facelift.射频技术则是替代传统面部整形的一种方法....
摘要给出两个矩阵同时合同对角化与同时相似对角化的一些条件.The conditions of simultaneous diagonalization of two matrices are given.基于householder转换, 给出了稠密对称矩阵三对角化的MPI+OpenMP混合并行算法.Based on Householder transformation, MPI + OpenMP hybrid parallel algo...
He had had an arm amputated and relied on her to take down his books from dictation.他的一只胳膊截掉了，只能口授书的内容让她来记录。I'll take down the heads if you please, sir.我要把大纲记下,请你原谅, 阁下.Do you think we should take down the decoratio...
该艺术品在两面圆形大镜子中间插入一块玻璃板。The work interposes a glass plate between two large circular mirrors.这张桌子只不过是在底座上安了一块圆形刨花板。The table is simply a chipboard circle on a base.这艘驳船的两端都是圆形的。The barge had a rounded bow and stern....
Sentinels were placed at all the approaches to the farm.在去农场的所有路上都布置了哨兵.Sentinels stopped them, enquired, passed them.哨卡拦阻他们, 盘问他们, 放他们通行.Their pink buds , thrust up like arrows , seemed sentinels watching over Baiyangdi...