(IP (ADVP (AD 然而))
(NP-SBJ (PN 大家))
(VP (VP (ADVP (AD 只))
(VP (VV 知道)
(IP-OBJ (NP-SBJ (-NONE- *PRO*))
(VP (VP (VV 私藏)
(NP-OBJ (NN 知识)))
(PU 、)
(VP (VP (VV 埋头))
(VP (VV 赚)
(NP-OBJ (NN 钱))))))))
(PU ，)
(VP (ADVP (AD 却))
(ADVP (AD 不))
(VP (VV 知道)
(IP-OBJ (NP-SBJ (-NONE- *PRO*))
(VP (VP (VV 广授)
(NP-OBJ (NN 知识)))
(PU ，)
(VP (VV 让)
(NP-OBJ (NN 别人))
(IP (NP-SBJ (-NONE- *PRO*))
(VP (PP-BNF (P 替)
(NP (PN 自己)))
(VP (VV 赚)
(NP-OBJ (NN 钱))))))))))))
ARG0: *PRO*
REL: 埋头