plat·en /ˈplætṇ/
壓盤,滾筒
platen
滾洞;滾筒;列印墊板
platen
滾筒
Plat·en n. Mach. (a) The part of a printing press which presses the paper against the type and by which the impression is made. (b) Hence, an analogous part of a typewriter, on which the paper rests to receive an impression. (c) The movable table of a machine tool, as a planer, on which the work is fastened, and presented to the action of the tool; -- also called table.
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platen
n 1: work table of a machine tool
2: the flat plate of a printing press that presses the paper
against the type
3: the roller on a typewriter against which the keys strike