encumbrance
	英 [ɪn'kʌmbr(ə)ns; en-]
美[ɪn'kʌmbrəns]
	    
    英英释意
	
	- 1. an onerous or difficult concern;
 - "the burden of responsibility"
 - "that's a load off my mind"
 
- 2. a charge against property (as a lien or mortgage)
 
- 3. any obstruction that impedes or is burdensome