長足進步

rapid progress

length / long / forever / always / constantly

chief / head / elder / to grow / to develop / to increase / to enhance

remarkable (progress, improvement, expansion etc)

excessive

foot / to be sufficient / ample

to go forward / to advance / to go in / to enter / to put in / to submit / to take in / to admit / (math.) base of a number system / classifier for sections in a building or residential compound

progress; improvement / to improve; to progress / CL:個|个[ge4]

surname Bu

a step / a pace / walk / march / stages in a process / situation