performance reduction的用法和樣例：
例句
- There is also performance degradation due to the latency associated with accessing a network share.
還有由於與訪問網路共享相關的延遲而帶來的性能下降問題。 - But as these flat networks scale upward, the volume of broadcast traffic increases and network congestion and performance degradation results.
但當這些簡單網路向上擴大時，廣播信息流的數據量就增大，從而產生網路擁擠和性能下降。
