prismatic joint的用法和樣例：
例句
- The manipulator has two prismatic joints that are actuated, while the third joint of the manipulator is a revolute passive joint which has neither an actuator nor a holding brake.
該機械臂有兩個(gè)受驅動(dòng)的移動(dòng)關(guān)節，而第三個(gè)關(guān)節是一個(gè)既無(wú)驅動(dòng)器又無(wú)制動(dòng)器的被動(dòng)關(guān)節。
