ADJ
                            
                            
                                - firing, locking, steering, trigger, winding
 
                             
                         
                                                
                            
                                
MECHANISM + VERB
                            
                            
                                - operate, work
 - The door locking mechanism doesn't work
 
- jam
 
                             
                         
                                         
             
         
                
            
            
                
                                            
                            
                                
ADJ
                            
                            
                                - effective, precise
 - an effective mechanism for enforcing the rules
 
- underlying
 
- complex
 
- social
 
                             
                         
                                                
                            
                                
VERB + MECHANISM
                            
                            
                                - provide
 - The system provides a mechanism whereby information is channelled into the market
 
                             
                         
                                                
                            
                                
MECHANISM + VERB
                            
                            
                                - operate, work
 
- allow sth, ensure sth
 
                             
                         
                                                
                            
                                
PREP
                            
                            
                                - by/through the ~ of
 - The government is held accountable through the mechanism of regular general elections
 
- ~ for
 - a mechanism for dealing with complaints
 
                             
                         
                                         
             
         
                
            
            
                
                                            
                            
                                
ADJ
                            
                            
                                - avoidance, control, defence, escape, survival
 - The body has defence mechanisms against many diseases
 
- cellular, genetic, immunological, molecular, neural, physiological, psychological, etc.