中高度防空

high-to-medium-altitude air defense (HIMAD)

China / Chinese / surname Zhong

within / among / in / middle / center / while (doing sth) / during / (dialect) OK / all right

to hit (the mark) / to be hit by / to suffer / to win (a prize, a lottery)

surname Gao

high / tall / above average / loud / your (honorific)

height / altitude / elevation / high degree / highly / CL:個|个[ge4]

to pass / to spend (time) / measure / limit / extent / degree of intensity / degree (angles, temperature etc) / kilowatt-hour / classifier for events and occurrences

to estimate / Taiwan pr. [duo4]

to protect / to defend / to guard against / to prevent

anti-aircraft defense

empty / air / sky / in vain

to empty / vacant / unoccupied / space / leisure / free time