unbound
/ʌnˈbaʊnd/ 形容词 C2中文： 不受约束的、解开的、未装订的
- Not obligated. · Near-synonyms: unconstrained, unrestrained, unencumbered; unfettered, fetterless· The terms of the contract inadvertently left certain unbound aspects to subjective interpretation.
- Not tied up. · Near-synonyms: unfettered, fetterless, unrestrained, unchained, unshackled, shackleless, unmanacled, unhandcuffed· The hostages' hands were left unbound.
- Without a binding. · an unbound book
- Lying beyond the proton or neutron drip line; having a negative particle separation energy; capable of decaying by the spontaneous exothermic emission of one or more nucleons. · Helium-2 is unbound, as it is energetically favorable for it to split into two separate protons.
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