oblique line

基本解释

He drew an oblique line on paper.
他在纸上划了一条斜线。
In the PDF form, there could be graphic elements such as a vector image, an oblique line, and a curved line.
在 PDF 表单中，可以有图形元素，例如矢量图像、斜线和曲线。
In the transformation of descriptive geometry, no matter the method of change plane or revolve, the oblique line can be changed to a vertical line in two successive transformations.
在画法几何投影变换中，不论用换面法或旋转法，一般位置直线均需两次变换才能变成投影面垂直线。

Of course, your lyrics are a bit more oblique, because I guess it's hard to sing a line as straightforward as brother, brother, brother, there's too many of you dying in 2006.
NPR: Thom Yorke's 'Eraser' Prompts a Letter