Handsome

It would be better to give some introduction.

Not bad

Designing headphones

A large number of cases have proved that the "one-line simplest modeling" method can solve most of the models, simple, accurate and easy to modify, completely subverting the traditional complex and chaotic modeling ideas!

As the saying goes: the harder you work, the luckier you are. The so-called luck is just the result of silent efforts behind your back. In any case, time will remember everyone's efforts and will give back equal results to you;
Training camp to be continued! I look forward to the students rendering the later typesetting works!