n.节孔
Duty：Responsible for development and test of power and power knothole. 职责：承担电源和电源分配板的开发与测试。
Duty：Responsible for dem elopment and test of power and power knothole. 职责：承担电源和电源分配板的开发与测试。
Mace's impulsiveness almost was his undoing, as he fell victim to a tree-dwelling tempter who lured his attention to a knothole in a tree. 一只树上的怪兽想把他到诱惑一个树洞里去。
By using the camouflaged end of its tongue to pretend to be a smaller, cuter creature, the tempter caused Mace to reach into the knothole, where it proceeded to snag his arm. 怪兽的舌尖带有伪装色，看起来像一个小巧可爱的生物，它把梅斯诱到洞边，在梅斯伸手进去的时候猛地咬住他的手臂。
Print to make the Electric Circuit Knothole Design Technique 印制电路板的设计技术
