pin down
ریشه و کاربرد
ریشه
Derived from the literal meaning of the words 'pin' and 'down'.
مثال
- I can't pin down why I feel so upset.
- She pinned down the photograph on the board.
- He was pinned down by enemy fire.
ترکیبهای رایج
Pin down a date Pin down the cause Pin down the reason
تعریف انگلیسی
verb
- define clearly “I cannot narrow down the rules for this game” “Somebody ----s something” “Somebody ----s something PP”
- place in a confining or embarrassing position “He was trapped in a difficult situation” “Somebody ----s something” “Somebody ----s somebody” “Something ----s somebody” “Something ----s something”
- attach with or as if with a pin “pin up a picture” “Somebody ----s somebody PP” “Somebody ----s something PP”