夜行 yèxíng night travel Origin Definitions Defs Strokes Stroke Words Sentences Sents 夜行性 yèxíngxìng nocturnal nocturnality; nocturnal夜行昼伏 yèxíngzhòufú travel by night to travel at night and lie low by day夜行军 yèxíngjūn night march a night march夜行动物 yèxíngdòngwù nocturnal animal an animal that is active primarily during the night and sleeps during the day