► 名詞機転  [きてん]  [
機転が利く]    
meaning:  improvise  rank: 3☆ 
彼は機転が
利く
人だ ⇨ He is good at improvising, resourceful  
(☛ Always positive connotations)機転  [きてん]  [
機転を利かせる]    
meaning:  improvise  rank: 3☆ 
彼はとっさに機転を
利かせた ⇨ He improvised on the spot (and made it work)  
(☛ Always positive connotations)More examples:- 彼の機転のお陰で皆助かった ⇨ Everybody was saved because of, thanks to, his quick thinking
 - 彼の機転の御蔭で全員助かった ⇨ Nobody was harmed because of his quick thinking