您要查找的是不是：
- 夷夏之防The guard between the ethnic minority and Han nation
- 管pipe
- 夷夏之辨Chinese Yixia conception
- 夏summer
- 夷夏之辩Debate of Yi-xia
- 管的vasal
- 网管network management
- 之後afterwards
- 管路pipeline
- 远远去了的夏之音乐，翱翔于秋间，寻求它的旧垒。The music of the far-away summer flutters around the Autumn seeking its former nest.
- 品管QA
- 不足之处limitations
- 高管senior executive
- 夏的summerly
- 弯管syphon
- 随之thereupon; therewith
- 排气管vent-pipe
- 之处part; point
- 半夏tuber pinellia
- 风管wind pipe
