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This is a reasonable optimization to do. It is never incorrect; your

疫情、地震、洪涝……历经各种风险挑战，防止返贫致贫的“铜墙铁壁”冲不倒、守得住！积石山的变化，正是中国为何能创造减贫奇迹的生动解答。

。WPS下载最新地址是该领域的重要参考

abort(reason) { closed = true; chunks.length = 0; },

stack.pop(); // 弹出无效元素