関連ワード:
draw and label the external structure of human heart draw and label the internal structure of human heart sketch and label the internal structure of human heart draw and describe the external structure of human heart draw the external structure of human heart draw the internal structure of human heart label the internal structure of human heart draw a neat and labelled diagram showing the internal structure of human heart draw well labelled diagram of external structure of human heart draw the external structure of human heart and label the parts
