正是: (emphasizes that sth is precisely or exactly as stated), precisely, exactly, even, if, just like, in the same way as...
弯: to bend, bent, a bend, a turn (in the road etc)...
巨头: tycoon, magnate, big player (including company, country, school etc), big shot...
姥爷: maternal grandfather (dialectal)...
出洋相: to make a fool of oneself...
周旋: to mix with others, to socialize, to deal with, to contend...
网: net, network...
内科: internal medicine, general medicine...
目标: target, goal, objective...