单词 | 黑箱 |
例句 | DEFINITIVE EXAMPLES 权威例句〔black box〕A device or theoretical construct with known or specified performance characteristics but unknown or unspecified constituents and means of operation.黑箱:一种仪器或理论学说,有已知或特定的性能特征但未知或不确定指出的构成成分或操作方法美国传统 |
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