n.平原( plain的名词复数 );平地;[纺织业]平针;朴实无华的东西;
例句:
Animals range over the hills and plains.
动物在山丘和平原上出没.
Some people lived in the mountains, but most lived on the plains.
有些人住在山里, 但大多数的人住在平原.
They turned the hills into orchards and plains into granaries.
他们把山坡变成了果园,把平地变成了粮仓.