無路可退

without a retreat route / caught in a dead end / having burned one's bridges

can / may / able to / to approve / to permit / to suit / (particle used for emphasis) certainly / very

used in 可汗[ke4 han2]

surname Lu

road / CL:條|条[tiao2] / journey / route / line (bus etc) / sort; kind

to retreat / to decline / to move back / to withdraw

to retreat; to withdraw / to reject; to return (sth) / to decline

not to have / no / none / not / to lack / un- / -less