Read Edit View history 群岛弧 qúndǎohú island arc Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 群岛弧/群島弧 · qúndǎohú · island arc 2026/03/04 群岛弧 / 群島弧 qúndǎohú island arc island arc (geology) 日本列岛是太平洋西缘著名的群岛弧之一。 created sense Mar 4, 2026, 02:25 AM