DictionaryForumContacts

   Russian
Google | Forvo | +
to phrases
система туннелейstresses
construct. tunnel network (Andrey Truhachev); tunnelling
mining. tunnel system (для осушения какого-либо района)
tech. tunneling
система туннелей: 5 phrases in 5 subjects
Astronautics1
Construction1
Makarov1
Security systems1
Technology1