Caucasian female teacher helping university multi ethnic students degree study in modern technology room — 视频影像作者 Spotmatik
Mac和Windows友好格式，源于Apple QuickTime 视频软件。
若要下载此视频片段， 您必须购买现收现付点数。图库视频的价格低至每个文件 $9.00起 。
Your folder was successfully sent to: .
Your folder was successfully deleted.
All the files from this folder were added to your shopping cart.
All the files from this folder were removed from your shopping cart.
The selected files were successfully copied to the folder "".
The selected files were successfully moved to the folder "".
Do you really want to remove the selected files?
The selected files were successfully removed.
Please select one or more files.