to work very closely and effectively with someone
trabajar muy de cerca y eficazmente con alguien (trabajar muy de cerca y eficazmente con alguien)
"The trade departments work hand in glove with each other to boost exports."
"Los departamentos de comercio trabajan mano a mano con otros para aumentar las exportaciones." (Los departamentos de comercio **trabajan mano a mano con** otros para aumentar las exportaciones.)
to regrow after being cut or destroyed
to prepare for something unpleasant or difficult
to criticize someone or something harshly
to discover or notice something that brings appreciation or...
to complete the last part of something
to suddenly stop being sad or depressed