短语词组短语octagonal shaft 八角钻杆octagonal cap 八角帽octagonal dome 八角穹顶Octagonal Courtyard 八角庭院octagonal hive 八角形蜂箱octagonal sensor 八角环传感器Octagonal Pagoda 八角塔octagonal beads 八角珠Octagonal Teflon 八角棒型搅拌子 返回 octagonal