or employing other dangerous means to sabotage factories, mines, oilfields, seaports, rivers, water sources, warehouses, dwellings, forests, farms, threshing grounds, ranches, important pipelines, public buildings, and other public and private property是什么意思_or employing other dangerous means to sabotage factories, mines, oilfields, seaports, rivers, water sources, warehouses, dwellings, forests, farms, threshing grounds, ranches, important pipelines, public buildings, and other public and private property在线翻译_英语_读音_用法_例句