However, there could be a price to pay in terms of performance. There is (potential) overhead in object creation and in method dispatch.
但是，这可能会以牺牲性能为代价，对象创建和方法分配都可能会存在开销。
The benefits provided by the aggregation do come at a price; there is additional overhead associated with creating and maintaining the aggregating documents.
聚合所带来的收益其实付出了很高的代价；创建和维护聚合的文档带来了额外的开销。
Choosing appropriate "chamberlain" when, want to pay attention to the service quality that considers a company and overhead expenses, the quality price that negotiates normally namely is compared.
在选择合适的“管家”时，要注重考虑企业的服务质量与治理费用，即通常讲的质量价格比。
The price we pay for all these features is 3 bytes of additional overhead per frame, a few frames of negotiation when the link is established, and a more complex implementation.
这些特征的代价仅为每帧3字节的额外开销，链路建立是的一些协商帧，以及一些复杂的实现。
The price we pay for all these features is 3 bytes of additional overhead per frame, a few frames of negotiation when the link is established, and a more complex implementation.
这些特征的代价仅为每帧3字节的额外开销，链路建立是的一些协商帧，以及一些复杂的实现。
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