单词	undersea mining
释义	undersea mining 海底采矿
随便看	ratchet disc ratchet down ratchet drill ratchet-drive ratchet drive ratchet driver ratcheted ratchet effect ratchet effect theory ratchet feed ratchet-feed ratchet feeder ratchet feed mechanism ratchet gear ratchet-gearing ratchet gearing ratchet-gear wheel ratchet gear wheel ratchet-handle ratchet handle ratchet handle spanner ratchet helical gear ratchet hob ratchet hoist ratcheting 景色乍长春昼景阳兵合戍楼空景阳宫井又何人晴丝拂领晴丝牵绪乱晴光转绿晴光转绿苹晴则个晴山近晴岚低楚甸コドモノ使イコドモノ日コドモノ権利条約コドモ連レコドモ騙シコナコナイダコナオシロイコナカラコナグスリ