to thoroughly investigate or explore something
тщательно исследовать или изучать что-то (tshchatel'no issledovat' ili izuchat' chto-to)
"Before the presentation, we need to take a deep dive into the data."
"Перед презентацией нам нужно погрузиться в данные." (Pered prezentatsiyey nam nuzhno pogruzit'sya v dannye.)
to rely on or trust someone to do something
to have confidence in your abilities or opinions
a small part of a much bigger problem
the real value of something can only be judged when it's put...
everything; the entire effort
To have unrealistic or impractical plans or dreams.