heap, copies the stack-allocated slice to the heap copy, and returns
🌏 Part 4. 落地场景延伸：从 Tool 到 Partner
，详情可参考WPS官方版本下载
"countDelta": -1
В России ответили на имитирующие высадку на Украине учения НАТО18:04
block: Writes wait until buffer space is available. Use when you trust the producer to await writes properly.