Here's a triangle that was being formed underneath a flowing stream, and the shape of an oak leaf being made by other small oak leaves being put together.
여기 흐르는 시냇물 안에  삼각형이 있고, 이것은 작은 오크 나뭇잎을  모아서 만든 큰 오크 나뭇잎이구요.