[394] A loft (vehāsakuṭī) is one that does not strike the head of a man of middle stature.
A bed with removable legs (āhaccapādaka) is one that stands with its legs inserted through the frame.
A bench with removable legs (āhaccapādaka) is one that stands with its legs inserted through the frame.
"Should sit down upon it" means: he sits down upon it — an offense of pācittiya. "Should lie down upon it" means: he lies down upon it — an offense of pācittiya.
English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.