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想过你是由什么组成的吗?
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rén lèi hé qí tā wù tǐ zài lǐ lùn shàng lái shuō , dōu zhǐ shì yuán zǐ de jí hé 。
人类和其他物体在理论上来说,都只是原子的集合。
chéng nián rén de shēn tǐ dà gài yǒu7,000,000,000,000,000,000,000,000,000 gè yuán zǐ 。(7 hòu miàn yǒu 27 gè 0)
成年人的身体大概有7,000,000,000,000,000,000,000,000,000个原子。(7后面有27个0)
zhòng suǒ zhōu zhī , yuán zǐ zhōng chāo guò 99.9% de bù fèn shì zhēn kōng de , suǒ yǐ rén tǐ 99.9% shì zhēn kōng de 。
众所周知,原子中超过99.9%的部分是真空的,所以人体99.9%是真空的。
rú guǒ qù chú tǐ nèi zhēn kōng de bù fèn , rén de shēn tǐ jiāng huì tān suō chéng yī gè biān cháng xiǎo yú 1/500 lí mǐ de lì fāng tǐ
如果去除体内真空的部分,人的身体将会坍缩成一个边长小于1/500厘米的立方体。
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Teacher Joseph's Podcast
Neil McTaggart's Crossing (9): A Story of 1920s Scottish Emigration to Canada

Teacher Joseph's Podcast
Digital IDs in the UK – Will They Be Mandatory?

Teacher Joseph's Podcast
Peel Tower, Lochwinnoch, Scotland (transcript is available))

Teacher Joseph's Podcast
1118 Guernsey says no decision yet on ID Cards

Teacher Joseph's Podcast
Neil McTaggart's Crossing (8): A Story of 1920s Scottish Emigration to Canada