外推

wài tuī to extrapolate

式

shì type; form; pattern; style

窗户

chuāng hu window; CL:個|个[ge4],扇[shan4]

无法

wú fǎ unable; incapable

固定

gù dìng to fix; to fasten; to set rigidly in place; fixed; set; regular

fanpianzicomzZTzhtm