single dash, long options with two dashes. e.g. the b in -abc will be
Shortcuts: For common scenarios, we pre-calculate the travel time/distance (the "shortcut") between border points within the same cluster and also to border points of immediately adjacent clusters.，详情可参考WPS官方版本下载
Continue reading...，更多细节参见同城约会
Restoring division via neural subtraction，详情可参考爱思助手
首次采用全金属一体化设计，机身厚度 7.95mm，；提供黑、银、粉三色、IP65 防尘防水；