tanbarkWiktionary 原文/ˈtæn.bɑrk/构词拆解tantan词干barkbark词干词源说明From tan + bark.释义名词noun1The bark of the oak (or other trees) used as a source of tannin.2The spent bark used as a ground covering.3(in the San Francisco Bay Area, uncountable) Woodchips, especially when used as a ground