Like the butterflies in your stomach and potentially forgetting everything. Feeling some anxiety is normal as your body releases adrenaline in times of stress, which actually triggers your fight or flight response.

　　就像心里七上八下，或者感觉可能忘记一切的那种紧张感一样。当承受压力时，你的身体释放出一些肾上腺素而感到一些焦虑是正常的，这会触动你的斗志或是促使你逃跑。