你好，我是机械专业毕业的，从事机械行业多年。你说的这个我也没见过，但是我推断是断面是类似山脊的鞍状凹陷形状的一种钢材。这是单词解释，希望有用，有问题可以找我。saddle[5sAdl]n.鞍, 鞍状物v.承受saddlesad.dleAHD:[s²d“l] D.J.[6s#dl]K.K.[6s#d1]n.（名词）A leather seat for a rider, secured on an animal's back by a girth.Also called Regional rig 鞍：通过腰带固定在动物的背上的为骑者准备的皮坐位也作 【区域的】 rigSimilar tack used for attaching a pack to an animal.鞍具：用于把背包系在动物身上的类似装置The padded part of a driving harness fitting over a horse's back.马鞍：系在马背上的马具的坐垫部分The seat of a bicycle, motorcycle, or similar vehicle.车座：自行车、摩托车或类似交通工具的座位Something shaped like a saddle.鞍状物：马鞍状的东西A cut of meat consisting of part of the backbone and both loins.带脊骨的肉：由部分脊椎骨和两块腰肉组成的一块肉The lower part of a male fowl's back.后半背部：雄禽的背部的下半部分A saddle-shaped depression in the ridge of a hill.山凹：山脊的鞍状凹陷A ridge between two peaks.山脊：两个山峰之间的山脊v.（动词）sad.dled,sad.dling,sad.dles v.tr.（及物动词）To put a saddle onto.给…装鞍To load or burden; encumber:装上，使负重担；拖累：They were saddled with heavy expenses.他们为过高的消费所拖累v.intr.（不及物动词）To saddle a horse.给马装上马鞍To get into a saddle.跨上马鞍in the saddleIn control; dominant.在位的；占优势的Middle English sadel 中古英语 sadel from Old English sadol * see sed- 源自 古英语 sadol *参见 sed- saddle[5sAd(E)l]n.鞍，鞍座When riding a horse you sit on the saddle.骑马时要骑在鞍子上。（马背上的）鞍部Now, look at this horse. This part is called the saddle.注意看这匹马，这部分为鞍部。（自行车或摩托车的）车座The bicycle saddle is too high.这自行车的座子太高。in the saddle骑马的；当权的；在任的My brother as a manager was in the saddle again.我兄弟又当上了经理。saddlevt.-dled, -dling给（马）加上鞍座He saddled his horse and rode away.他给马装上鞍子，便骑上走了。（与with连用）使某人负担（责任等）He saddled his parents with debts.他让父母背上了债务。saddle来自古英语sadol，与拉丁语sedere“坐”同源
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