underpin
英[ˌʌndə'pɪn] 美[ˌʌndər'pɪn]
"The stories and claims were born out by the evidence"
The large Subject Index..does not adequately underpin the guidebook function.
出自:NatureSimilar convictions underpinned the expansionist policy of..other Democratic leaders.
出自:New York Review of Books上一个:undertow
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