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Former players said mr clemens had stayed successful by learning a new way of pitching , not by using drugs .

前球员作证声称克莱门斯保持成功并不是靠服用兴奋剂而是学会了一种新式投球法。

The pitching robot throws a plastic foam ball at 25 miles per hour , but ishikawa is hoping to increase the speed to 93 mph and make it able to throw off-speed pitches like curves and sliders .

投球机器人投出泡沫塑料球的速度可达25英里/小时，但石川更希望将速度提高至93英里/小时，使其可以发出低于常速的投球，如曲线球和滑球。

If the senate banking committee had asked the chairman about the pitching rotation for the new york yankees , the lifelong baseball fan would no doubt have had an empirically grounded and exhaustively researched view on that as well .

参议院银行委员会如果问格林斯潘关于纽约杨基队（newyorkyankees）投球轮换问题，这位终生喜爱棒球的美联储前主席无疑也会对此提出一个拥有实证基础和经过广泛调研的观点。