Less Than (2): Everything in this space must be less than 2. The answer is 0-0, placed vertically.
Chris Aniszczyk CTO, Linux Foundation。关于这个话题，Line官方版本下载提供了深入分析
Filler word removal，更多细节参见Line官方版本下载
Such a motor is great if you want to spin a fan, for example, because it functions well at high speeds with low torque.，详情可参考旺商聊官方下载