on the drawing-board इन हिंदी

on: लगातार लगा हुआ आगे

the: वही यह वह वही वह

on the defensive	on the demands raised by the department	on the distaff side
on the dot	on the double	on the edge of seat
on the expiry of the crucial date	on the face of it	on the face of the application

अंग्रेज़ी→नहीं। नहीं।→अंग्रेज़ी