at least three characters
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканамиНа севере Москвы пожаловались на зловонную квартиру-свалку с телами животных，更多细节参见谷歌浏览器下载
This decision seems to be one of the more hotly-contested among ergo enthusiasts. A conventional keyboard has staggered keys, with each row slightly offset to the rows above and below it — so the A key is about halfway between the Q and W above it. This is a holdover from vintage mechanical typewriters, in which each press activated a hammer that smashed ink onto paper in the shape of a letter. To fit the hammers as close together as possible, while still allowing for finger pads, the keys were staggered.，更多细节参见clash下载 - clash官方网站
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