俯瞰湖泊的房子要价高些。
动物发出的信号，如鸟类复杂的鸣叫声，往往代价高昂。
Animal signals, such as the complex songs of birds, tend to be costly.
他们中的许多人反而成为了妨害诉讼的归档者，这使得侵权制度成为了一场代价高昂的噩梦。
Many of them instead become the kind of nuisance lawsuit filer that makes the tort system a costly nightmare.
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