It is what led generations of pioneers to blaze a westward trail .

正是这种精神指引一代又一代先驱者开拓西进之路。

In partnership , web educators and web professionals can be pioneers for change .

web教师和专业人士可以结成伙伴关系，成为变革的先驱者。

Battling violent updrafts and acid clouds , these non-stick pioneers were swept nearly halfway round the planet .

对抗着上升气流和酸云，这些不为人知的先驱者已经几乎环绕这颗行星一周。

However , the computing power and software needed for strong encryption was out of reach to those pioneers .

然而，所需的运算能力和要求高强度加密的软件是这些先驱者力所不能及的。

Pioneers of other technologies , such as myspace and psion , were overtaken .

其它技术的先驱者比如myspace与佩森（psion）最后都被赶超。