•Tickets must be purchased two weeks in advance.门票必须提前两周购买。

•Except under clearly defined circumstances, it is illegal in Britain for a company to purchase its own shares.在英国，除非是在明确规定的情况下，否则一间公司购买自己的股票是违法的。

•She purchased her first house with the money.她用这笔钱买了她的第一栋房子。

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•How do you wish to pay for your purchases?你想用甚么方式付款？

•a major purchase大额采购

•New restrictions have been placed on the purchase of guns.枪枝的购买有了新的限制。

•A house is the most expensive purchase that most people ever make.大多数人购买的东西中最昂贵的就是房子。

•No purchase is necessary for you to enter this competition.你参加这项竞赛没必要买甚么东西。

•This product may be frozen. If required, freeze on day of purchase.本产品可冷冻。如有必要，请在购买当天冷冻。

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•Dancers use a special powder on their shoes to help them get a better purchase on the floor.舞者用一种特制的鞋粉来增加鞋子与地面的摩擦力。