成群

in groups / large numbers of / grouping

surname Cheng

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

variant of 群[qun2]

group / crowd / flock, herd, pack etc

making up a group, forming a troupe (idiom); in large numbers / as a large crowd

in groups of three or four (idiom)

to form a large group (idiom)