lay a foundation

v. in evidence, to provide to the judge the qualification of a witness (particularly an expert witness) or a document or other piece of evidence which assures the court of the talent and experience of a witness or the authenticity of the document or article. Example: a medical report cannot be introduced unless the physician who wrote it testifies that he wrote it, or a photograph must be authenticated by the photographer or by testimony that it truly reflects a particular place or event. An expert witness is qualified by testimony as to experience and training. (See: evidence)

单词	lay a foundation
释义	lay a foundation lay a foundation v. in evidence, to provide to the judge the qualification of a witness (particularly an expert witness) or a document or other piece of evidence which assures the court of the talent and experience of a witness or the authenticity of the document or article. Example: a medical report cannot be introduced unless the physician who wrote it testifies that he wrote it, or a photograph must be authenticated by the photographer or by testimony that it truly reflects a particular place or event. An expert witness is qualified by testimony as to experience and training. (See: evidence)
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