If you feel resistance, you know exactly which are stranded in the sleeve and can stop and investigate.

如果感觉到阻力，你确切地知道是哪个套筒滞留，并能停止和调查。

youdao

If you feel resistance, you know exactly which are stranded in the sleeve and can stop and investigate.

如果感觉到阻力，你确切地知道是哪个套筒滞留，并能停止和调查。

youdao