It's as if you were winding sewing thread on a spool.
这就像你在把线缠绕到一个线轴上去。
2
The film slipped off the windingspool.
胶片从卷轴上松脱了。
3
A device, such as a cylinder, spool, or frame, that turns on an axis and is used for winding and storing rope, tape, film, or other flexible materials.