常见例句雙語例句On a topographic map of the United States, the mountains look like jagged masses, the plains like vast open flat spaces, and the rivers like meandering threads.從美國地形圖上看，大山好像蓡差的土堆，平原像開濶平坦的空地，河流像蜿蜒的細線。 返回 topographic masses