rongo-rongo
/ˌrɒŋgəʊˈrɒŋgəʊ/noun
mass noun
- Archaeology an ancient script of hieroglyphic signs found on wooden tablets on Easter Island. The symbols have not yet been deciphered, and may possibly date from the post-European period.【考古】龙戈龙戈符号（在复活节岛的木简上发现的古代象形文字符号, 尚未破译, 也许可追溯到后欧洲时期）。
词源
early 20th cent.: a local word.