vt.形成珍珠狀
Zhang Zeduan styled himself Zhengdao.He went to study in the imperial capital in his early years.Later he transferred to painting.He held office in the Impearl Academy of Classical Learning. 張擇端，字正道，東武人，幼好讀書，早年游學(xué)京師，后學(xué)繪畫，供職于翰林書院，其畫專工界畫宮室，尤擅舟車、市肆、橋梁、街衢、城郭，自成一家。
