off his own bat

• adv. 凭自己的力量(独立地)

off his own bat的用法和样例：

例句

用作副词 (adv.)

1. Cumming was wealthy in his own right.
   卡明是凭自己的本事发家致富的。
2. I know that from my own experience.
   我是凭自己的经验弄懂那件事的。