shàng tái biǎo yǎn qián / tā yǒu xiē qiè zhèn / dàn hái shì jiān chí wán chéng le yǎn chū

上台表演前，他有些怯阵，但还是坚持完成了演出。

Before going on stage, he got cold feet, but he still persevered and finished the performance.