海陸空 Save Sign in to save words Simplified: 海陆空 hǎilùkòng ㄏㄞˇ ㄌㄨˋ ㄎㄨㄥˋ sea land air (transport, or military operations) Character by character 海(hǎi)surname Hai 陸(lù)surname Lu 空(kòng)empty A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0