相關(guān)單詞近義詞 severe 嚴(yán)厲的, dangerous 危險(xiǎn)的, serious 嚴(yán)肅的, grave 墳?zāi)? lethal 致命的, incurable 不能毉治的, deadly 致命的, critical 批評(píng)的, fatal 致命的, acute 嚴(yán)重的, mortal 致命的, grievous 痛苦的臨近詞life, Lifeampil相似詞life-saver, life-saving, life-size, life-support system, lifebelt, lifeblood, lifeboat, lifeguard, 返回 life-threatening