wait until; by the time when (sth is ready etc)[cedict]
我
wǒㄨㄛˇ
I; me; my[cedict]
上
shàngㄕㄤˋ
on; on top; upon; first (of two parts); previous or last (week etc); upper; higher; above; previous; to climb; to go into; above; to go up; to attend (class or university); third tone of putonghua[cedict]
完
wánㄨㄢˊ
to finish; to be over; whole; complete; entire[cedict]
高中
gāo zhōngㄍㄠ ㄓㄨㄥ
high school[cedict]
才
cáiㄘㄞˊ
ability; talent; endowment; gift; an expert; only (then); only if; just[cedict]