meritorious/ˌmerɪˈtɔ:rɪəs; ˌmɛrə`tɔrɪəs/ adj(fml 文) deserving praise or reward 值得称赞或奖励的; 有功绩的 a prize for meritorious conduct 优秀行为奖.
牛津英汉双解词典