base bag的用法和樣例：
例句
- The right-hander allowed the first four batters he faced to reach base.
這位右投手再面對投四名打者，全數讓他們進(jìn)站壘包。 - By the time Robertson turned around, Damon reached the bag, the beneficiary of a cheap infield single to open the third inning.
當他轉身發(fā)現大門(mén)已經(jīng)踏上壘包，幸運的內野安打開(kāi)啟了第三局的比賽。
