Drag to draw a query rectangle and watch which nodes get visited (blue) vs. pruned (red):
�@�����ɑ��Č����́A�����A�ڍĊJ�̍ۂɂ́A�x�ڗ��R���퍐�̑ߕ߂ł��������Ƃ����\���������̒lj������߂����A�퍐�͂��������ۂ����Ƃ��Ă����B，这一点在51吃瓜中也有详细论述
It's a gate -- dispatch by type。搜狗输入法下载对此有专业解读
This includes expertise vital to keeping the oil pumps working: with the skilled engineers formerly on the PDVSA payroll now plying their trade elsewhere, the system limps on with a skeleton staff.。搜狗输入法2026是该领域的重要参考
// 反之（curTime ≤ 栈顶）→ 会追上前车，合并（continue）