Why is that? Well, let's look at this small rectangle with one horizontal side and one slanted side.

那是为什么？我们来看，这个有水平边和倾斜边的小矩形。

youdao

When an array of such stacks is used, horizontal side outlet ports (23') for the concentrate streams can be likewise interconnected to provide combined concentrate outlet streams.

当使用一如此堆叠的 阵列时，用于浓缩物流的水平侧出口端口（23’）可同样地互连而提供组合的浓缩 物出口流。

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A scan down the left side, looking for information scent, then, if scent is picked up, a horizontal scan on the title.

首先沿左面向下搜寻，看有没有所要的信息踪迹，如果有的话就水平方向展开去看标题。

youdao

"It's a horizontal motion of two pieces of the Earth's crust on either side of a vertical crack in the Earth,"

VOA: standard.2010.01.13

This would have acted as a counterweight, switching from side to side as the creature ran with its head down and its body almost horizontal to the ground.

BBC: News | Sci/Tech | New dinosaur discovered in England