penetration
🇺🇸
/ˌpenəˈtreɪʃn/
🇬🇧
/ˌpenəˈtreɪʃn/
going into or through something
The new product aims for better market penetration.
신제품은 더 나은 시장 침투를 목표로 합니다.
putting the penis into a partner's body opening
Penetration is one form of sexual activity.
삽입은 성행위의 한 형태입니다.