成长率

growth rate

surname Cheng

to succeed / to finish / to complete / to accomplish / to become / to turn into / to be all right / OK! / one tenth

to mature / to grow / growth

length / long / forever / always / constantly

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

rate / frequency

to lead / to command / rash / hasty / frank / straightforward / generally / usually