例文
- NVDA is free, has almost no visual interface ( just a help panel ), and the voice is so-so . iZoom is less expensive and has a free web version ( iZoom web beta ), but also sounds a bit mechanical.
- "People are, of course, used to a help panel that comes up when they carry out an illegal action and it's kind of bland, " said John Carroll, director of the Center for Human-Computer Interaction at Virginia Tech, " But generally help systems don't criticize our plans or our goals ."
