平衡池
Requests come in to the load balancer and are directed to an available server in the pool.───请求进入负载均衡器，然后被转发到池中一个可用的服务器中。
Add the new server to the load balancer pool.───新的服务器添加到负载均衡池。
Add the new server to the load balancer pool.───将新的服务器添加到负载均衡池。
balance out───相抵，平衡；抵消
balance pipe───平衡管
balance point───平衡点
balanced meal───平衡的膳食
balanced out───平衡数字音频输出；抵消
balances out───相抵，平衡；抵消
balanced portfolio───平衡型投资组合