Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
식물의 자엽은 씨앗에서 처음으로 나오는 잎입니다.sigmul-ui jae-yeop-eun ssias-eseo cheoeum-euro naoneun ip-imnida.The cotyledon of a plant is the leaf that first emerges from the seed.