With the continuous increase of traffic speed and the growing number of long tunnels, the possibility of train fires inside tunnels will also increase, and the evacuation will be very difficult.是什么意思_With the continuous increase of traffic speed and the growing number of long tunnels, the possibility of train fires inside tunnels will also increase, and the evacuation will be very difficult.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句