pace ; step ; ladder ; stair-step
在八十英尺的垂直高度上,至少有一百档梯阶。
There were not less than a hundred rounds in this perpendicular height of eighty feet.
与此相反,牛顿的理论只允许用大梯阶量联络远距离事件。
In Newton's theory on the contrary, only big steps connecting distant events are permissible.
梯上一次只能有一个人,两面有梯阶的活梯除外。(横档不能作为梯阶)。
Only one person shall be allowed on a ladder at a time except for stepladders that are equipped with steps on both sides. (Rungs are not considered steps.)
On the inside are the rungs or the struts that hold the ladder together.
梯子内侧是梯阶,也可以说是梯阶把梯子连接在一起
There are several things that you'll notice about the struts in this particular cartoon.
你们会注意到卡通模型上的,这些梯阶有些特别之处
One is that there's four different colors and so you can see red, blue, yellow, green here - four different colors and that's all there are, there aren't more than four.
一是这些梯阶有四种不同颜色,你可以看到红 蓝 黄 绿,恰恰只有四种不同颜色,不多不少
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