veteran

n. 老手、退伍軍人、老兵、老樹

a. 老兵的、老練的、經驗豐富的

學術名詞

• 老木：林學

英文釋義

1. a serviceman who has seen considerable active service
2. a person who has served in the armed forces
3. an experienced person who has been through many battles; someone who has given long service
4. rendered competent through trial and experience