French window (US also French door)

one of a pair of doors with long glass panes, usu opening onto a garden or balcony 落地窗（通常为通向花园或阳台的）. =>illus at App 1 见附录1插图, page vii.

freeze up, freeze-dry, freezer, freezing-point (also freezing), freight, freight car, freight train, freighter, freightliner, French, French bean, French Canadian, French chalk, French dressing, French fry, French horn, French letter, French loaf (also French bread), French polish, French seam, Frenchman, Frenchwoman, frenetic, frenetic (also phrenetic), frenetically, frenzied, frenziedly, frenzy, frequency, frequent, frequently, fresco, fresh, fresh-, freshen, freshener, fresher, freshly, freshman, freshness,