to explore or investigate deeply
глубоко исследовать или изучать (gluboko issledovat' ili izuchat')
"The scientist decided to delve in to the mysteries of the deep sea."
"Учёный решил погрузиться в тайны глубокого моря." (Uchyoniy reshil **delv in** v tayny glubokogo morya.)
to feel sad or complain about something that has already hap...
to quickly wash yourself following an activity
to use minor achievements as motivation for bigger goals
to gradually stop using or producing something
to tell or exchange stories and traditions with others
to reduce expenses