树皮铲凿

Tan \Tan\, n. [F. tan, perhaps fr. Armor. tann an oak, oak bar;
or of Teutonic origin; cf. G. tanne a fir, OHG. tanna a fir,
oak, MHG. tan a forest. Cf. {Tawny}.]
1. The bark of the oak, and some other trees, bruised and
broken by a mill, for tanning hides; -- so called both
before and after it has been used. Called also {tan bark}.

2. A yellowish-brown color, like that of tan.

3. A brown color imparted to the skin by exposure to the sun;
as, hands covered with tan.

{Tan bed} (Hort.), a bed made of tan; a bark bed.

{Tan pickle}, the liquor used in tanning leather.

{Tan spud}, a spud used in stripping bark for tan from trees.


{Tan stove}. See {Bark stove}, under {Bark}.

{Tan vat}, a vat in which hides are steeped in liquor with
tan.