to aim (a weapon at a target); fig. to aim (for a higher standard)[cedict]
中心
zhōng xīnㄓㄨㄥ ㄒㄧㄣ
center; heart; core[cedict]
第二
dì èrㄉㄧˋ ㄦˋ
second; number two; next[cedict]
次
cìㄘˋ
next in sequence; second; the second (day, time etc); secondary; vice-; sub-; infra-; inferior quality; substandard; order; sequence; hypo- (chem., meaning extra oxygen atom); classifier for enumerated events: time[cedict]