音标发音英式音标 [ˈdɔː.neɪl]美式音标 [ˈdɔːr.neɪl]英式发音 美式发音 基本解释n.门钉同根派生 英汉例句用作名词 (n.)It writhed painfully, and quickly sank to the bottom, dead as a doornail.虫子痛苦地扭动着，很快就沉到了杯底，像一枚门钉一动不动地死了。英英字典剑桥英英字典 → be as dead as a doornail