理解自然语言
understanding natural language
自然场景模拟
Simulation of Natural Scene
simulation of natural scenery
自然场景实时仿真
real-time simulation of the natural scene
自然场景图像分类
natural scene classification
高层行为与场景理解
high level activity and scene understanding
历史自然景观
Historical natural landscape
木兰围场自然保护区
mulanweichang nature reserve
潜在自然景观
potential natural landscape
情景自然口语法
situational oral teaching
现场自然观察法
method of natural field observation