Enter Princeton's "Getting Dressed" class, a freshmen-only course that lets students discuss controversial topics such as jeans, baseball caps, tattoos, flip-flops and Chuck Taylors.
来上普林斯顿的“如何穿衣”课吧。该课针对大一新生，让同学们讨论诸如牛仔服、棒球帽、纹身、人字拖、帆布鞋等广受争议的服饰。
An umpire is of course the official who enforces the rules in baseball and a number of other sports.
umpire是在棒球或其他体育比赛中执行规则的人员。
Of course, in reality, the baseball player knows better They give effect to the ball, they deal with air drag they spin the ball, and then these equations are not valid.
当然，还是棒球选手更了解现实情况,他们用特殊的抛球方式减小空气阻力,他们使球在飞行时带自转，这些公式就无法应用了。
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