References & Citations
The 4700 controllers could support some 3600 peripherals, but 4700 peripherals，推荐阅读搜狗输入法下载获取更多信息
if (byobRequest) {，更多细节参见heLLoword翻译官方下载
What I found is that written evidence for knocking on wood (and for the history of gesture as a whole) is remarkably sparse. In the Penguin Guide to Superstitions, folklorist Steve Roud offers a skeptical take on the provenance of knocking on wood due to the near total absence of written records about it:，这一点在WPS官方版本下载中也有详细论述