Beihu and Swans are metaphorical to Liangxiang campus. In the scene, we see a bright day where this Swan is enjoying its day meanwhile North lake along with its animal habitat is a witness of gradual development of BIT Liangxiang campus. 北湖和那儿的天鹅是良乡北理工校园的一个象征。如图，阳光明媚，天鹅们正享受着它们的时光，北湖还有栖息于此的天鹅们共同见证着北理校园的变迁和成长