这是一个已知功能的基因从一个高等植物的细胞核水平（横向）转移到另外一个高等植物细胞核的第一被证明的案例。
This is the first proven case of the horizontal transfer of a gene with known function from the nucleus of one higher plant to another.
旋转武器已被用于为了保持座椅水平的纵向和横向的驱动器。
Rotating arms have been used in order to keep the seats level for both vertical and horizontal drive.
系统中的墙壁(垂直)和屋顶以及楼面横隔(水平)的一般都是简支，协调工作以抵抗横向和纵向荷载。
System of walls (vertical) and roof and floor diaphragms (horizontal) that are generally simply supported and work together to support both vertical and horizontal loads.
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