课程本身为免费，但由于实行付费30到100美元可获结业评估证书机制后，Couresa去年的总收入为100万美元，这是它的第一笔收入。
Though its courses are free, itbagged its first $1m in revenues last year after introducing theoption to pay a fee of between $30 and $100 to have course results certified.
课程本身为免费，但由于实行付费30到100美元可获结业评估证书机制后，Couresa去年的总收入为100万美元，这是它的第一笔收入。
Though its courses are free, itbagged its first $1m in revenues last year after introducing theoption to pay a fee of between $30 and $100 to have course results certified.
应用推荐