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1.肚脐是个什么东西? 在你的肚子中央有个肚脐,也叫肚脐眼。它是你呱呱坠地时,把脐带扎起来然后剪断而留下的疤痕。对你来说,肚脐是一个标志,表示你曾经有一个时期以一种跟现在很不相同的方式生活过。你知道吗,在你生命的初期,你并不象现在一样,真正算得上地球上的生灵呢。你那时并不呼吸空气,而是生活在一兜水中,水的周围有一层膜包着,这层膜叫做羊膜(衣包)。衣包象是一条金鱼,浮在一个装满水的透明塑料袋里。袋子连在一大块海绵一样的细胞组织上,这就是胎盘。胎盘是你获得营养和氧气
1. What is the navel? There is a navel in the center of your stomach, also called navel. It is the scar that has left the umbilical cord and then sheared off when you were born. For you, the navel is a sign that you have lived for a time in a way that is very different from what it is now. Did you know that in the early days of your life you did not really count on the planet as it is today? You did not breathe air then, but lived in a puddle of water, surrounded by a layer of membrane called amniotic membrane. The bag is a goldfish, floating in a transparent plastic bag filled with water. The bag is attached to a large piece of spongelike tissue, which is the placenta. The placenta is where you get nourishment and oxygen