paradeone'sknowledge賣弄學問A:Markisparadinghisknowledgeagain.A:馬克又在賣弄學問了。B:Yeah!He'sverygoodatshowingoffhisknowledge.B:是啊,他總是善於炫耀。A:Awell-learnedpersonneverdoesthat.A:真正有......