Русско-английский научно-технический словарь
препятствие
см. тж. наталкиваться на барьер; помеха
• The size of the ship is no barrier (or obstacle) to the application of this principle.
• The most critical deterrent to the use of martensitic steels is ...
• This is a serious handicap to such a study.
• Such boundaries presented obstacles to slip propagation.
• The main impediment to the development of such a theory was ...