sailing large meaning in Chinese

顺风驶帆

The triangular figure is like screw of the steamer , signify shanghai is a city that is advancing constantly ; pattern in the center set sail large junk that go to sea , shanghai harbor most old shipping , it signify shanghai one with a long history port city , show magnificent brilliant a tomorrow ; the background of the large junk is in face of the white yulan in full bloom of early spring
三角图形似轮船的螺旋桨，象征着上海是一座不断前进的城市；图案中心扬帆出海的沙船，是上海港最古老的船舶，它象征着上海是一个历史悠久的港口城市，展示了灿烂辉煌的明天；沙船的背景是迎着早春盛开的白玉兰。