第一次与外星人的接触，说不定就不是发生在满是电脑的实验室里，而是深夜在一个城郊住宅区的卧室中。
First contact with aliens, then, might take place not in a lab full of computers but late one night in a suburban bedroom.
大多数情况下，动名词和不定式之间在意思单上是没有或是一点点区别的。
In most cases, there is little or no difference in meaning between the sentences with gerunds and the sentences with infinitives.
升降不定的水位常常使草原上最好的滨鸟栖息地被挤到了保护区之外。
Often, fluctuating water levels put the best shorebird habitat on grassland outside the protected areas.
在每家专卖店的品测区内不定期举办品酒会及品酒课程，在酒廊区提供会员专属饮酒及交流场所。
Wine tasting party and tasting course will be held from time to time in each store, while providing exclusive alcohol and relax places to the members.
在每家专卖店的品测区内不定期举办品酒会及品酒课程，在酒廊区提供会员专属饮酒及交流场所。
Wine tasting party and tasting course will be held from time to time in each store, while providing exclusive alcohol and relax places to the members.
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