放弃了去培训的机会英语

I want to give up\quit this opportunity

放弃abandon, give up,幸福happiness

I want to give up this opportunity

I consider it a pity to give up the chance to have this interview. / I consider it a pity to give up taking this interview.第一句译得比较直，第二句虽然没直接写出机会(chance)，但更native一些。建议第二句。

i want let this opportunity go