劍橋詞典in baseball , the act of hitting a ball along the ground so that it is caught by someone on the other team who then causes the batter (= person who hits the ball ) to be out （棒球比賽中，擊球手擊出內(nèi)場(chǎng)地滾球被對(duì)方球員接住後的）被殺出侷 返回 groundout