The three acts will alternate as headliners throughout the tour...这3个节目将在整个巡回演出中轮流打头牌。Convolutions frequently alternate in direction of rotation and vary in pitch.盘旋经常改变回转方向和节距.His group was forced to turn back and take ...
He umpired baseball games...他担任棒球比赛的裁判。The baseball player wrenched his ankle on the play.垒球队员在比赛时扭伤了踝部.As baseball commissioner, Chandler was instrumental in making Jackie Robinson the first black player in the major le...