открывать новую эру
• That was an opening shot in a new chapter of space exploration.
• The construction of an atomic clock opened (up) a new era (or chapter) in the study of ...
Русско-английский научно-технический словарь• That was an opening shot in a new chapter of space exploration.
• The construction of an atomic clock opened (up) a new era (or chapter) in the study of ...
Русско-английский научно-технический словарь