From the first appearance of cylinder seals, the carved scenes could be highly elaborate and refined, indicating the work of specialist stone-cutters.
自圆柱章的首次出现起，上面被雕刻的图像就非常精致、精美，这表现了石头切割者的专业技术。
2
He cut short his work, put down the cylinder in his hand.
他突然停止了工作，放下了手里的圆筒。
3
Atmospheric pressure then pushes the piston back down the cylinder, and if anything (such as a pump) is attached to the piston, some useful work can be done.