图片中这部分的名称是什么？

你们能告诉我英文红框部分的名称吗？在此处输入图片说明

part-identification car

— Sodbileg Gansukh
source

Answers:

我将其称为CV（恒速）关节蜘蛛。

— 模仿
source

是否要为OP添加等效图片？可能会有

— Bob Cross

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