;Researchers can precisely measure previously unquantifiable aspects of pitching—everything from the angular velocity of the arm at the shoulder joint to tension on the knees and elbows.
研究者可以精确地测量出先前无法量化
各种有关投球方面数
——
关节部位手臂移动角度速度，到膝盖和手肘张力。
；陡（pitching形式）Researchers can precisely measure previously unquantifiable aspects of pitching—everything from the angular velocity of the arm at the shoulder joint to tension on the knees and elbows.
研究者可以精确地测量出先前无法量化各种有关投球方面数——关节部位手臂移动角度速度，到膝盖和手肘张力。
He was pitching the ball.
他正在投球。
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false
