即使当单向调用的时候，也要启用可靠性。单向调用不必使用有序传递。
Enable reliability even on one-way calls. Use of ordered delivery is optional for one way calls.
当把横线与竖线结合在一起使用时，可分别传递相同的有序和安静之感。
Horizontal and vertical lines, when used in combination, communicate the same order and sense of calm that they evoke individually.
实际上，屏幕由上往下的长线类似于横线，同样也可传递稳定有序的感觉，并给页面赋予结构。
In fact, tall lines running up and down the screen are similar to horizontal lines, in that they communicate stability, order, and give structure to the page.
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