irreplaceable

adj.

不能调换的，不能代替的；

1. To me, you are irreplaceable, because you are unique to me.
   对我而言你是无法代替的，因为你是独一无二的.
2. Government has an irreplaceable responsibility in enhancing the social justice.
   政府在维护社会公正方面有着不可替代的责任。

Option Values in the Economic of Irreplaceable Assets
Option Values in the Economics of Irreplaceable Assets
Primary forests are irreplaceable for sustaining tropical biodiversity
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Breastfeeding: maintaining an irreplaceable immunological resource.
The Demand for Insurance and Protection: The Case of Irreplaceable Commodities
The Demand for Insurance and Protection: The Case of Irreplaceable Commodities
Indexicality and the Verification Function of Irreplaceable Possessions: A Semiotic Analysis
Littoral Fish Communities in Lake Tanganyika: Irreplaceable Diversity Supported by Intricate Interactions among Species
Exoloop 3 of the luteinizing hormone/choriogonadotropin receptor. Lys583 is essential and irreplaceable for human choriogonadotropin...