A friend took a photo for me, and later we found film footage of the handshake in the Kennedy Library.
一位朋友为我拍了张照片，后来我在肯尼迪图书馆发现了这组握手的电影胶片。
2
The background picture may be stock footage from a film library. Scale model are used to create such effects as earthquakes, explosions, and living dinosaurs.
可以从电影资料馆将背景胶片借出。人们用比例模型来进行模型摄影，模拟地震，爆炸及活恐龙等效果。
3
You can browse the Web watching videos until your eyes glaze over, but you can't easily save any of that video footage to your computer in an organized library.