1, (sound: Congmu, Zaiyin. Original meaning: wood name, that is, catalpa bungeana) 2. Same as the original meaning of catalpa bungeana. Catalpa is a deciduous tree, native to China, with 6-9 meters high, opposite leaves, wide oval shape and sharp apex. Large panicle, terminal, yellow-white, with purplish spots, long filamentous capsule, flat seeds, and wood can be used for building and making wood products. Zizi. Hazelnut tree, chair, paulownia wood, catalpa wood, lacquer ware. Nanzi went out of Jiangnan.
3. Another example: American catalpa; Haitian catalpa; Chuanzi. 4. People who make wood are "carpenters". The work of attacking wood, wheel, ground, bow, furnace, craftsman, car and catalpa.