angle-riser

例句：

1. 1. The angle-riser has been designed to help people with balance issues.
   这个角度上升器被设计来帮助有平衡问题的人。
2. 2. The angle-riser is a useful tool for lifting heavy objects.
   角度上升器是一个有用的工具，可以用来抬重物。
3. 3. The angle-riser was installed in the construction site to support the workers during the construction process.
   角度上升器被安装在施工现场，以支持工人在施工过程中的工作。