大敌 dàdí formidable enemy Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 大敌当前,我们要保持冷静。 dàdí dāngqián, wǒmen yào bǎochí lěngjìng. In the face of a formidable enemy, we must remain calm. Source: Dong Chinese Dictionary