「How The Heart Works The Heart」の版間の差分
ページの作成:「<br>The center is an organ about the size of your fist that pumps blood through your physique. It's made up of a number of layers of tissue. Your coronary heart is at the…」
(ページの作成:「<br>The center is an organ about the size of your fist that pumps blood through your physique. It's made up of a number of layers of tissue. Your coronary heart is at the…」) |
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