pò bù dé yǐ 
		to have no alternative (idiom); compelled by circumstances
forced into sth
		 
		
		
		
		
			 
		
				
		
			bù dé yǐ 
		to act against one's will
to have no alternative but to
to have to
to have no choice
must
		 
		
		
		
		
			 
		
				
		
			wàn bù dé yǐ 
		only when absolutely essential (idiom); as a last resort
		 
		
		
														
		
		
					
				
		
			bù dé yǐ ér wéi zhī 
		to have no other choice
to be the last resort