Guatemala
你见过那只四处「威逼利诱」的猫头鹰吗?微小成就感如何成就多邻国
微小成就感的不断满足才可以训练出足以支撑我们完成更大的事业的心态。多邻国用最简单且积极的方式实现了这一点。查看全文
Luis Von Ahn:So who are these people who pay to subscribe to turn off ads?
They are usually wealthy people in wealthy countries such as the United States and Canada. Who are the people who dont pay … [+247 chars]
Related
Share this page
Guest Posts by Easy Branches