3 sentences

1. 虽然细节上有瑕疵，但整体效果非常好。

   suī​rán xì​jié shàng yǒu xiá​cī, dàn zhěng​tǐ xiào​guǒ fēi​cháng hǎo.

   Despite some flaws in the details, the overall effect is excellent.

   Source: Dong Chinese Dictionary

2. 他的表演非常完美，几乎找不出任何瑕疵。

   tā de biǎo​yǎn fēi​cháng wán​měi, jī​hū zhǎo bù chū rèn​hé xiá​cī.

   His performance was perfect, with almost no flaws to be found.

   Source: Dong Chinese Dictionary

3. 他在这些琐碎的细节上吹毛求疵，实在是浪费时间。

   tā zài zhè​xiē suǒ​suì de xì​jié shàng chuī​máo​qiú​cī, shí​zài shì làng​fèi shí​jiān.

   He is nitpicking over these trivial details, which is a real waste of time.

   Source: Dong Chinese Dictionary