交叉地

And it would define more tightly the terms cigarette, cigar, cigarillo, fine-cut tobacco and pipe tobacco in order to discourage the production of cross-over products.

且这项提案还更严格地定义了卷烟、雪茄、小雪茄、细切烟和斗烟这些词语，以阻止交叉产品的生产。

For the reason why optical activity of mesomer is counteracted classical answer was not convincing. By use of the helix theory and stable staggered conformation answer can be obtained.

指出了内消旋体消旋原因传统解释的不合理。利用螺旋理论和稳定的交叉式构象，合理地解释了内消旋体消旋的原因。

Note that in the image above, the dark outline and true CrossHatch shading have been omitted to clearly illustrate the Perspective Camera projection of the grid texture onto the surface.

在图上方，已经被忽略的黑色轮廓线和真正的交叉阴影着色，在透视里明显地表明格子纹理已经投射在表面上。