to become frozen or stop working due to cold
quedarse congelado o dejar de funcionar debido al frío
"The pipes might freeze up if the temperature drops too low."
"Los tubos podrían congelarse si la temperatura baja demasiado."
to contact someone when you need assistance
to express warmth or gratitude through a smile
to call by phone to report information
to relax and become calm after being upset or stressed
to experience pressure or attack, especially politically
to use previous studies as a base for innovation