Work on being able to hit the slice and the flat serve off the same toss in different directions.

无论切削发球或平击发球，都要学习能以相同的托球位置，发往不同的方向和位置。

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The flat character tends to serve mainly as a motivating factor.

扁平的人物往往主要作为一个推动因素。

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While many take their meals on U.S. bases there that serve American-style food, those sent to villages and neighborhoods quickly learn about lamb, flat bread, and the ubiquitous chickpea.

虽然很多士兵在美军基地吃着美式食品，但那些被派到农村和街道的士兵很快就对羊肉、大饼和无处不在的鹰嘴豆有所了解。

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As it stands now, a flat tax would serve as a cost and penalty placed on economy-boosting endeavors.

FORBES: A Flat Tax Would Be Fine, A Consumption Tax True Perfection

In a world of smartphones, mini and full size tablets, laptops, desktops and flat screen TVs, many designers have started to build responsive sites to serve this profusion of screen formats.

FORBES: Microsoft's Site Redesign Will Introduce Mainstream Business To The Responsive Web

Brian Mason will serve a minimum of 12 years for the murder of Gillian Rennie, 58, at his flat in Croydon Road, Birmingham, in December 2011.

BBC: Gillian Rennie murder: Brian Mason jailed for life