step ladder

同根派生

Having taken these precautions against surprise, he ascended to the top of the step ladder that he had laid against the door and sat down at ease.
做好這種戒備之後，他就爬到那座攔住門的短梯頂上，安心地坐了下來。
This paper introduces the basic concepts of states, State Procedure and Step Ladder Instruction and its application method in designing VMGC100 electric system.
介紹了狀態元件,狀態轉移圖和步進順控指令的基本概唸以及在VMGC100超精機電氣系統設計中的應用方法。
Would the person who took the step ladder yesterday kindly bring it back or further steps will be taken.
昨天拿走梯子的人請速歸還,否則主人將採取進一步措施。
A Study of Step Ladder Instruction Programming Method of PLC
可編程控制器步進指令編程的研究
Please go down the ladder and chuck up my hat.
請下梯子把我的帽子扔上來。