// 优化逻辑：栈空且当前数为0 → 跳过（避免存储无效前导零）
Apple Pencil Pro and Apple Pencil (USB-C) are compatible with the new iPad Air. Apple Pencil Pro is available for $129 (U.S.), and $119 (U.S.) with education savings. Apple Pencil (USB-C) is available for $79 (U.S.), and $69 (U.S.) with education savings.
，这一点在heLLoword翻译官方下载中也有详细论述
Трамп определил приоритетность Украины для США20:32
（四）消费环境与市场秩序亟待完善