Pioneer

先鋒 /先锋

xiānfēng

(member of a child organization in the Soviet bloc)

先驅 /先驱

xiānqū

(one who goes before)

先驅者 /先驱者

xiānqūzhě

(one who goes before)

少先隊員 /少先队员

(member of a child organization in the Soviet bloc)

工兵

gōngbīng

(soldier)

工程兵

gōngchéngbīng

(soldier)

開拓者 /开拓者

kāituòzhě

(one who goes before)

開拓 /开拓

kāituò

(to be the first)