regional area的用法和樣例：
例句
- In general, small targets always are the extremum pixels in image local area.
弱小目標一般是圖像局部區域的極值點。 - In LAMM,micro-simulation is limited within a specific important local area,and the graphical results are magnified and displayed just like a magnifier.
局部區域放大法選取金屬中局部特殊區域進行微觀模擬，並對模擬結果進行放大顯示，類似放大鏡原理。
