Signs were everywhere numerous. Trains flashed by them. Across wide stretches of flat, open prairie they could see lines of telegraph poles stalking across the fields toward the great city.是什么意思_Signs were everywhere numerous. Trains flashed by them. Across wide stretches of flat, open prairie they could see lines of telegraph poles stalking across the fields toward the great city.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句