TCP uses this information to adjust how aggressively it sends packets – a mechanism for congestion control.

TCP 使用此信息来调整它发送数据包的积极程度——一种拥塞控制机制。

Network routers are constantly trying to balance the load across whatever routes they know to ensure speedy and reliable delivery, which is called congestion control.

网络路由器不断尝试在它们知道的任何路由之间平衡负载，以确保快速可靠的传输，这称为拥塞控制。