free end

• 暴露面,悬空端,活动端,自由端

free end的用法和样例：

例句

1. Each microactuator consists of two PT arms that are jointed at the free end and connected to an anchor at the fixed end.
   该微驱动器由两个光热膨胀臂构成，两者在自由端相互连接，而在固定端分别通过细桥与基底相连。