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1、奇闻乐谈
奇闻乐谈
这个系列,只能不定期更新了,敬请yuán谅……
The largest cell in the human body is the female ovum,or egg cell. It is about 1/180 inch in diameter. The smallest cell in the human body is the male sperm. It takes about 175,000 sperm cells to weigh as much as a single egg cell.蓝色背jǐng上的单人卵细胞
精子sperm来自于拉丁语,意思是seed
人体zuì大的细胞是女子的卵细胞,其直径约为1/180yīng寸。人体最小的细胞是男子的精zi。175,000个精子细bāo才抵得上一个卵细胞的重量。知识点:
1、cell: the smallest unit of living matter that can exist on its own. All plants and animals are made up of cells. 细胞 -----》cellular : 细胞的;由细胞组chéng的
◆ blood cells 血细胞
◆ brain cells 脑细胞
2、ovum: ( biology 生 ) a female cell of an animal or a plant that can develop into a young animal or plant when fertilized 卵;卵子;卵细胞
◆ 复数形式是 ova,发音和 over xiāng同。
3、1/180 inch = 0.141111mm
4、diameter:直径
◆ The dome is 42.3 metres in diameter. 这个穹顶直径为 42.3 米。
5、It takes about 175,000 sperm cells to weigh as much as a single egg cell.
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