这个特性还允许执行多系统负载平衡，可以用来节约数据中心的成本。
The feature also lets you perform multi-system workload balancing, which can be used to conserve data center costs.
而多重平衡也应该被放在首要的中心议题上。
Multiple equilibria also needs to be front and centre in the policy debate.
光线照射不到波束的中心，在那里微粒被受热的空气分子保持在平衡状态。
The heated air molecules keep the object balanced in the dark center.
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