短语词组短语shaft tunnel alley 船尾轴隧;尾轴隧;船尾轴隧轴隧;轴隧shaft t alley pump 轴隧排水泵shaft -alley escape 轴隧应急出口shaft alley recess 轴隧端室screw shaft alley 地轴弄shaft alley pump 轴隧排水泵 返回 shaft alley