the elongated structure has a width of approximately 30nm.
其延长的结构宽度大约是30nm。
the square is bordered by the elongated structure of the gallery facing both the city and the campus .
广场四周点缀着画廊的延展结构,画廊既朝着城市也朝着学院。
in the specific embodiment, the elongated structure has a structural width and a structural length, and the structure length is extended by penetrating through the vertical part of the thickness.