1、The screen on this phone is rotatable, allowing you to adjust the viewing angle.
这部手机的屏幕可以旋转，可以调整观看角度。
2、The rotatable chair in my office is great for changing positions and staying comfortable throughout the day.
我办公室的可旋转椅子非常适合换个姿势，在整天工作时保持舒适。