在反射弧中，效应器如肌肉会在接收到神经信号后做出反应。

In a reflex arc, ___effectors like muscles respond after receiving nerve signals.

这些蛋白质作为效应分子，将信号从细胞表面传递到内部。

These proteins serve as ___effectors to transmit signals from the cell surface to the interior.

这款机器人的效应器包括轮子和机械臂，可以完成多种任务。

The robot's ___effectors, including wheels and robotic arms, can perform various tasks.