jí shǐ / jīng yàn fēng fù / de / tuán duì / yě / hěn / nán / jiāo chū / wú xiá / de / zuò pǐn

即使经验丰富的团队，也很难交出无瑕的作品。

Even an experienced team would find it difficult to produce a flawless piece of work.