单词	plain elbow
释义	plain elbow 不带边弯头
随便看	overhead transparency overhead transportation overhead transporter Overhead trapez overhead travel overhead traveler overhead traveling crane overhead traveling crane cross beam Overhead-traveling crane driver overhead traveling crane girder overhead traveling cranes overhead traveling drilling machine overhead traveller overhead travel l er overhead travelling cleaner overhead travelling crane overhead-travelling crane overhead travel l ing crane over head travelling crane over-head travelling crane overhead travelling crane, assembly crane overhead travelling crane foundry overhead travelling crane, foundry overhead travelling crane, trolley overhead travelling crane with crab