n.小困难或障碍；突出物；钩丝；vt.戳坏；抓住；清除暗桩；vi.妨碍；被戳坏； 变形： 复数：snags过去式：snagged过去分词：snagged现在分词：snagging第三人称单数：snags 英英释义： snag[ snæɡ ]n.a sharp protuberancea dead tree that is still standing, usually in an undisturbed forest"a snag can provide food and a habitat for in