The Prime Minister has promised that Israel will play a constructive role.首相承诺以色列将发挥积极的作用。She welcomes constructive criticism.她欢迎建设性的批评。At least I'm doing something constructive.至少，我是在做有益的事情。...
这些门都是几块拼成的,可以折叠起来靠在墙上.These doors are made in pieces that can be folded away against the wall.这篇文章看起来是临时拼成的.This article seems as if it was flung together momentarily.是用两幅布料拼成的这个帘子.Two widths of cloth were joined to make...
这叫做仿射交换.This type is called affine.摘要本文研究了关于投影体的中心仿射不变量比的问题.This paper concerns the ratio of centro - affine invarients for a projection body.用仿射变换的方法图解空间几何问题对,在图解圆与椭圆之间的转换过程中确定长短轴是解题的关键.This paper discribes the method o...