(dng)ǰλã߿W(xu)W(wng) > ߿(wn) >
˲ČƌW(xu)УУ{I(y)g(sh)W(xu)Ժ{I(y)W(xu)Ժ{I(y)g(sh)W(xu)Ժ
˲ƌW(xu)У
dnaˮõĮa(chn)ʲô
inventionɔ(sh)
ӏĵ͵
֮ܲʽ
߿־ԸI(y)xָ