pivotal arm

枢轴
常用释义
枢轴;关键的手臂

例句

1·An arm is affixed to the elongate member and pivotal at a mounting surface when the elongate member moves toward the second position.

当延长构件向第二位置移动时,臂与延长构件附接并在安装表面枢轴转动。

同义词

枢轴;关键的手臂