Japanese:
普段はお化粧はしないよ。
ふだんはおけしょうはしないよ。
Breakdown:
普段 (ふだん, fudan): usually, normally
は (wa): topic marker, indicating the topic of the sentence
お化粧 (おけしょう, okeshou): makeup
しない (shinai): don't do, don't wear (negative form of the verb する suru, which means "to do")
よ (yo): sentence-ending particle, adds emphasis