This is the 18373rd most frequent Russian word.
экспедициях
"Expeditions."
Here 'экспедициях' is used in the context of organized journeys for scientific research.
Мы участвовали в научных экспедициях по изучению Арктики.
We participated in scientific expeditions to study the Arctic.
In this sentence, 'экспедициях' refers to adventurous trips or journeys.
Расскажи мне о своих приключениях в экспедициях.
Tell me about your adventures in expeditions.
The term 'экспедициях' here pertains to planned and executed trips, specifically referenced in a formal or professional context.