base on balls
[棒]（四坏球后）保送上垒
例句与用法：
The Mets loaded the bases with two singles and a base on balls.
麦兹队以两支安打和一次保送而占满垒。
ph.
【棒】保送上垒
base on balls
[棒]（四坏球后）保送上垒
例句与用法：
The Mets loaded the bases with two singles and a base on balls.
麦兹队以两支安打和一次保送而占满垒。
ph.
【棒】保送上垒