Use no more than two different fonts — one for headings another for content and no less than a 30 pt font so that people at the back of the room can read them easily.
使用不超过两种以上的字体，一种是标题，另一种是正文，而且不要小于30号字，以便人们在背阴的房间中也能轻松阅读。
The PT-03s have a little more room up front, not quite half a size bigger; more like a quarter size.
PT-03 的前面部分有点宽松，不过并没有大半码那么多，差不多大四分之一码吧。
应用推荐