副校长

vice-principal

length / long / forever / always / constantly

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

secondary / auxiliary / deputy / assistant / vice- / abbr. for 副詞|副词 adverb / classifier for pairs, sets of things & facial expressions

(college, university) president / headmaster / CL:個|个[ge4],位[wei4],名[ming2]

school / military officer / CL:所[suo3]

to check; to collate; to proofread