The uncut diamond is a third bigger than a golf ball.

这颗尚未切割的钻石比一只高尔夫球还要大三分之一。

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Effects of nano diamond particles on contact fatigue life of steel ball were evaluated on a self-made ball-rod contact fatigue tester.

利用自制的球-棒疲劳试验机，研究了纳米金刚石粉对钢球接触疲劳寿命的影响。

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In baseball, a ball is hit and runners advance around a diamond-shaped field.

在棒球运动中，击中球后，跑步者就在钻石形状的运动场向前移动。

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Diamond tried to usher the ball back to Howard with his chest but the defender did not get enough on the pass, allowing Rooney to nip in and lob the ball into the net.

BBC: Inverness players celebrating

Craig Dargo volleyed over the bar after Diamond had failed to deal with Jack Ross's searching ball into the area as the Buddies enjoyed a rare period of sustained pressure.

BBC: Steve MacLean and Zander Diamond celebrate

Working with consistently low payrolls, Friedman has found a formula that works: developing young pitching, filling the middle of the diamond with athletic players who can cover ground and catch the ball (any offesne is a bonus), and investing big money only in the franchise player (Evan Longoria).

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