卓有成效

highly effective / fruitful

surname Zhuo

outstanding

to have; there is / (bound form) having; with; -ful; -ed; -al (as in 有意[you3 yi4] intentional)

to succeed / successful

(literary) to achieve success

surname Cheng

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

effect / result

variant of 傚|效[xiao4]

variant of 效[xiao4] / to imitate

variant of 效[xiao4]

effect / efficacy / to imitate

to imitate (variant of 效[xiao4])