单词	frontier
释义	English American frontiernoun [ C ] uk/ˈfrʌn.tɪər//frʌnˈtɪər/us/frʌnˈtɪr/ C2 [ C ] a border between two countries: Some of the frontier between Germany and Poland follows the course of the river Oder. Nepal has frontiers with both India and China. They lived in a town close to the frontier. [ S ] the western US where settlers began to move to live in the 19th century: The Homestead Act of 1862 gave free land to pioneers who settled the frontier. More examples The frontier is patrolled by border guards. At the frontier, there were people pestering tourists for cigarettes, food or alcohol. Two armed men were caught trying to cross the frontier at night. Air pollution is no respecter of national frontiers. The president pledged to respect the existing frontiers between the two countries. Thesaurus: synonyms and related words Territorial boundaries border bound boundary checkpoint no-man's-land state line the Iron Curtain the Mason-Dixon Line Idiom(s) the frontiers of sth frontiernoun [ C ] us/frʌnˈtɪər/ a border between two countries, or (esp. in the past in the US) a border between developed land where white people live and land where Indians live or land that is wild: It was a movie about the hardships of frontier life in the northwest. fig. A frontier is also a border between what is known and what is not known: the frontiers of knowledge
随便看	fairgrounds fairgrounds fairly fairly fairly and squarely partial payment partial payment partiality partially partially partially sighted participant participate participating participating preference share participating preference share participating preference stock participating preference stock participating preferred share participating preferred stock participating preferred stock participation participation participative participative management

frontiernoun [ C ]

Idiom(s)

frontiernoun [ C ]