同义词： dead center
以上来源于: WordNet
N the exact top (top dead centre) or bottom (bottom dead centre) of the piston stroke in a reciprocating engine or pump (发动机的)死点
But if it hit the trunk dead centre, it would make a distinctive "clonk".
但如果击中的正好是竹身的中心，也就是所谓的死点，那么会发出特殊的撞击声。
Subsequently the charging shaft must be latched to top dead centre with the charged closing spring (Fig. 15).
随后，储能轴和已储能的合闸弹簧停在上中心点位置(图15)。
It may seem obvious, but the most essential skill a good snooker player can have is to be able to hit the cue ball dead centre.
虽然看似是显而易见的，但优秀的斯诺克选手可以掌握的最重要技能还是那种可以直击主球球心的能力。
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