obsubulateWiktionary 原文英美构词拆解obob-前缀subulatesubulate词干ob-(unproductive) Against; facing; a combining prefix found in verbs of Latin origin. · (botany) Of a reversed shape.词源说明From ob- + subulate.释义形容词adjective1(botany) Very narrow, pointed at the base and widening a little towards the apex.