平川 píngchuān plain Origin Definitions Defs Strokes Stroke Words Sentences Sents 一马平川 yīmǎpíngchuān wide expanse of flat land a boundless expanse of flat land one could gallop straight across平川区 píngchuānqū Pingchuan district Pingchuan, a district of Baiyin City [[白银市|白銀市|bai2 yin2 shi4]] in Gansu province