词汇	type train printer
释义	type train printer 字链式印字机
随便看	group of chinese cities Group of circular linings group of class group of classes group of classes of algebraic correspondence group of clinical medicine group of coboundaries group of cocycles group of codes group of coefficients group of coils group of collineations Group-of-Column Skipping group of comets group of commodity group of companies group of compartments group of conductors group of conformal transformations group of congruence classes group of congruent transformations group of cultural industry group of curved folds group of curves group of customers