perner 基本例句 佩纳 At a store, you may be able to touch, say, a digital camera, but“ it wont be as helpful because its fairly difficult to try it out and take some photos with it” there, Perner said. 在实体店里，你可能有机会触摸到数码相机之类的产品，但是彭奈尔说：“这一点并没有太大的帮助。因为要拍几张照片试用一下还是相当困难的。” yeeyan