但他依然向前走着，不断向下，沿着下降的土地，走向山脚。

Still he walked on, always downward, for the land fell away, descending toward the mountains' feet.

youdao

要保持敏捷，组织必须不断地向上、向下和横向更改。

To stay agile, an organization must constantly be changing up, down, and sideways.

youdao

重力不断的向下托拽山坡，当重力作用超过岩石、沙子和沉积物的强度，就形成滑坡，并使得地面开始沿着山坡滑落。

Gravity constantly tugs downward on a slope, but only when gravity's force exceeds the strength of the rocks, soils, and sediments composing the slope does land begin to slide down hill.

youdao

Figure out how you can make it move a little to the left, a little to the right, up and down and then repeat in some kind of looping structure.

就是找出办法让它向左移动一小步，向右移动一小步，向上一小步，向下一小步,像这样不断重复。

哈佛公开课 - 计算机科学课程节选

I could take and draw a line continually down the molecule where my finger was touching; my finger would be touching a phosphate here, the 5' carbon, the 4' carbon, the 3' carbon, and the next phosphate.

我可以画一条这样的线,沿着这个分子不断向下延伸到我指的地方,我指的这一点代表着磷酸基,5' 碳部位,4'碳部位,3' 碳以及下一个磷酸基

耶鲁公开课 - 生物医学工程探索课程节选