n. tunnel地道。 △H.Ⅴ.3.2.66(59): “theconcavities of it is not sufficient.”i.e. the tunnels ofthe mine are not dug deep enough. (Fluellen,aWelshman. mispronounces some of the English words and uses singulars and plurals,actives and passives,tobe and to have at random.)地道的深度不够。