There was somebody to oversee the use of equipment and help users, if they would not be able to do something themselves.
有人负责监管所有设备的使用，并且向用户（假如他们无法依靠自身的努力来完成某些事情的时候）提供帮助。
There was somebody to oversee the use of equipment and help users, if they would not be able to do something themselves.
有人负责监管所有设备的使用，并且向用户（假如他们无法依靠自身的努力来完成某些事情的时候）提供帮助。
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