Unverified90% confidenceFactTime unknown
LCEL中每个Runnable的输入都是单一对象，多参数函数需要通过接收字典并在函数内部解包来处理
1
Sources
90%
Confidence
Long-term
Relevance
5/31/2026
First Seen
Sources
LangChain LCEL表达式语言详解：管道操作符、RunnableLambda与并行执行实战
youtubeJames Briggs
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