词根词缀：bothr-

【来源及含义】Greek: pit, pitted; ditch; grooved

【同源单词】bothrenchyma, bothrium

词根词缀：stri-, strio-

【来源及含义】Latin: furrow, furrowed; groove, grooved

【同源单词】stria, striae gravidarum, striate, striation, striations, striature