FOabbr.陆军校级军官（=field officer）abbr.野战命令（=field order）abbr.财政官员（=finance officer）abbr.空军中尉（=flight officer）abbr.（英国等）外交部（=foreign office）Fozle福兹莱

1. We learnt about the structure of the brain today.
   今天我们学习了大脑的构造。
2. Muscle structure and reflex arcs.
   肌肉构造和反射弧。