Usages of щека
Твоя щека грязная.
Your cheek is dirty.
Обе щеки красные.
Both cheeks are red.
У тебя на щеке синяк, кто разбил тебе губу?
You have a bruise on your cheek, who busted your lip?
Elon.io is an online learning platform
We have an entire course teaching Russian grammar and vocabulary.