1·Before we could replace the power supply, we would have to remove from the telescope a handrail fixed with four screws.
在更换电源之前，我们必须从望远镜上取下一个用四个螺丝固定的扶手。
2·Then Houston, the control centre on the earth, called up and told me to use the tape to tape the bottom of the handrail and pull it off the telescope.
然后休斯顿，地球上的控制中心，打电话给我，让我用胶带把扶手的底部粘上，然后把它从望远镜上拉下来。
3·The staircase with its classical wooden handrail and turned balustrades, for example, was preserved as it represents one of the building's most distinctive original features.
例如，带有古典木制扶手和旋转式扶手栏杆的楼梯被保留下来，因为它代表了建筑最独特的原始特征之一。
4·Resizable handrail for staircases. Place against wall.
可调整长短的楼梯扶手。靠墙放置。
5·He is struggling to keep his balance by bending his body forward and holding on to the roof handrail with his left hand, and simultaneously standing on a crutch.
他正在努力通过向前弯曲身体，左手抓住车顶的扶手，并同时拄着一个拐杖来保持自己的平衡。