Use a long rod as hinge axis and stick it through both hinges.

用长杆为铰链轴，并坚持它通过两个铰链。

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The performance of the long tube is proved to be worse than that of the long rod with the same mass, length and density.

长管体的侵彻能力小于同长度同质量同密度的长杆体的侵彻能力。

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The unified dynamics model was established and collision problem between the sabot and the long rod and the sabots was analyzed.

本文针对卡瓣膛外运动非对称性建立了统一的动力学模型，并分析了卡瓣与弹芯和卡瓣之间的碰撞问题。

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In his love of angling for trout and other freshwater fish, Walton used a long rod of spliced ash and hazelwood, with a line of about the same length as the rod, made out of woven hair from a horse's tail.

WSJ: It Has Hooked Generations of Fishermen | Izaak Walton | The Compleat Angler | By H. George Fletcher

My long bones in my arms and legs felt like someone was ramming a long steel rod into them, my joints all creaked and popped in and out and ached like the worst arthritis ever. my skin was on fire and my extremities, especially my hands and feet, where it seemed to concentrate.

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Six years ago, the scene was was spring training in Tampa, and Yankees third baseman Alex Rodriguez addressed the media to publicly acknowledge what everyone already knew: the friendship between he and shortstop Derek Jeter was no longer as close as A-Rod had long maintained.

FORBES: Ackman And Einhorn: The A-Rod And Jeter Of Hedge Fund Heavyweights