чрезмерно высокая стоимость
• The cost of the machine is prohibitive (or exuberant).
• Prohibitively (or Unduly, or Excessively) high cost.
Источник:
Русско-английский научно-технический словарь
на Gufo.me
• The cost of the machine is prohibitive (or exuberant).
• Prohibitively (or Unduly, or Excessively) high cost.