protège-lame supérieur
/pʁotˈɛʒlˈam sypeʁjˈœʁ/
n
English: upper blade guard · 锯片上部护罩
Sens：Fixed sheath covering the upper part of the blade to protect the user’s hands and prevent sawdust from escaping.
English: upper blade guard · 锯片上部护罩