【正文】
viewer(硬紙殼顯示器 ) and an app 7 Expeditions. To use it, students run the Expeditions app on 8 smartphones and place the phone into the back of the viewer. Then they can look 9 the lenses(透鏡 ) to see 3D images. (時文閱讀 ) Google Cardboard is an entrylevel version(入門級別的版本 ) of VR. But it can 10 give students 360degree experiences(全方位體驗 ) to places like museums and outer space. (時文閱讀 ) go with a use expensive why named/called their through still (時文閱讀 ) 謝 謝 觀 看 !