unwritten基本解释
adj.不成文的;没有写的;没有记录的;口头的
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adj.不成文的;没有写的;没有记录的;口头的
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"an unwritten law"
"rites...so ancient that they well might have had their unwritten origins in Aurignacian times"
"an oral tradition"
"an oral agreement"
"he made a few ad-lib remarks"
Diseases unwritten in medical books.
出自:N. HawthorneThe unwritten law that priests and journalists have a right to protect their sources.
出自:A. MacVicarConforming to this unwritten and indeed unspoken rule.
出自:A. Brookner