地下通道 dì xià tōng dào 🔊 underground passage; underpass + Keep this word Meanings dì xià tōng dào underground passage; underpass Its characters 地de-lyHSK 2下xiàunder; below; downHSK 1通tōngto go throughHSK 4道dàoroad; path (CL:條|条[tiao2],股[gu3])HSK 4