Well, usually in the semester or trimester system you need 36 credits to complete your degree.
啊，一般情况二学期制和三学期制需修完36个学分才能得到学位。
But our trimester system is a little bit different from that in the West.
但我们的三学期制和西方略有不同。
But our trimester system is a little bit different from that in the West.
但我们的三学期制和西方略有不同。
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