单词	ultradense
释义	ultradense adjective ul·​tra·​dense ˌəl-trə-ˈden(t)s  : very compact or crowded : extremely or extraordinarily dense especially, chemistry : having an extremely high mass (see mass entry 2 sense 1c) per unit volume (see volume entry 1 sense 2) ultradense stars Word History First Known Use 1908, in the meaning defined above
随便看	balance reef balance rudder balance screw balance sheet balance spring balance staff balance the budget balance wheel balanced balanced anesthesia balanced fund balanced lethal balanced on a razor's edge balanced out balanced population balanced rock balanced rudder balanced step balanced ticket balancelle balancer balancer set balancers balances balances out

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