stream.Readable.fromWeb(readableStream[, options])
稳定性： 1 - 实验性
readableStream<ReadableStream>options<Object>encoding<string>highWaterMark<number>objectMode<boolean>signal<AbortSignal>
- 返回: <stream.Readable>
readableStream <ReadableStream>options <Object>
encoding <string>highWaterMark <number>objectMode <boolean>signal <AbortSignal>