spend后面加in doing sth，花费某物做某事；
spend
v. 用，花(钱);花(时间);度过;花费，消耗，用尽(精力等)；
n. (为某目的或某段时间内的)花销，花费，开销
He decided we should spend Christmas in Acapulco. There we could ski some and relax.
他作出了决定：我们会到阿卡普尔科过圣诞节。在那里我们可以滑滑雪，休息休息。
The women spend hours in the market, bargaining about the goods.
女人们在市场上一呆就是几个小时，为买东西讨价还价。
The minister has gone to spend time in a grass-roots unit and left me in charge of overall business.
部长下去蹲点儿了，面上的工作他让我来抓。
As an absolute minimum, you should spend two hours in the evening studying.
你每天晚上应花两个小时学习，这绝对是最低要求。
If I spend a semester in Madrid, will my credits transfer?
如果我在马德里上一学期的课，我的学分能转过来吗？
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