单词	fail safe
释义	fail safe 有故障安全装置
随便看	hulless oat hullett Hullet unloader hull extension type drilling rig hull extractor hulley hull fairing hull fitting hull fittings hull form hull form design hull form development hull form technology hull fouling hull frame hull franchise hull gap hull geometry hull girder hull girder vibration hull grillage strength hull horizontal bending strength Hull House hull-house hull i. 狗嘴巴上贴对联，没门狗嘴巴上贴对联，没门儿狗嘴里不会掉饭粒狗嘴里吐不出象牙狗嘴里吐不出象牙来狗嘴里吐馒头，胡吣狗嚼大粪，一张臭嘴狗坐轿子，不识人抬举狗坐轿子，不识抬举狗坐轿子，受人抬举 14477 14478 14479 14480 14481 14482 14483 14484 14485 14486