video sign的意思|示意

You need to sign in to reserve an open room and sign out the video you need.

你需要登录，然后预订一个可供使用的单间，然后租借你所需要的视频。

The Expo Site is equipped with wheelchair-accessible facilities. Video Sign language and free rental of wheelchairs are available for the disabled.

园区内为残疾人士提供无障碍设施，并提供视频手语和手推轮椅免费借用等服务。

Sign language video can also help make audio content more accessible.

手语视频也有助于获取音频内容。