someone who is unemotional or not friendly
alguien que no muestra emociones o no es amistoso (alguien que no muestra emociones o no es amistoso)
"He seemed a cold fish when I first met him."
"Parecía una persona fría cuando lo conocí por primera vez." (Parecia una persona fria cuando lo conoci por primera vez)
to keep one's plans or ideas secret
the tendency of consumers to keep buying the same brand
someone who enjoys being with and talking to other people
to achieve something very difficult
in very good health
to express gratitude or recognition