平均数的计算公式简介：Yes, this can avoid a lot of losses. In the same way, when you ask Ah Zhen for your mobile phone, he may also harden his attitude. At this time, you should respond with a harder attitude than him.
Yes, this can avoid a lot of losses. In the same way, when you ask Ah Zhen for your mobile phone, he may also harden his attitude. At this time, you should respond with a harder attitude than him.
