// console.log(spanner.next(60)); // 输出1（正确）
我們需要對AI機器人保持禮貌嗎？
，这一点在旺商聊官方下载中也有详细论述
人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用。服务器推荐是该领域的重要参考
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Implementers shouldn't need to jump through these hoops. When you find yourself needing to relax or bypass spec semantics just to achieve reasonable performance, that's a sign something is wrong with the spec itself. A well-designed streaming API should be efficient by default, not require each runtime to invent its own escape hatches.