political geography

geography dealing with boundaries,communications, etc between countries 政治地理学（研究国与国之间的边界、 地域交往等）.

police constable (abbr 缩写 PC), police dog, police force, police state, police station, police-officer (also officer), policeman, policewoman, policy, polio, Polish, polished, polisher, politburo, polite, politely, politeness, politic, political, political asylum, political prisoner, political science (also politics), politically, politician, politicize, politicize, politicise, politicking, politics, polity, polka, polka dots, poll, poll-tax, pollard, pollen, pollen count, pollinate, pollination, polling, pollster,