20岁之后,人很少继续长高,长高需要热量和营养物质——特别是蛋白质——以满足身体组织生长的需要。
Growth, which rarely continues beyond the age of 20, demands calories and nutrients—notably, protein—to feed expanding tissues.
人 的发育需要能量和营养——尤其是蛋白质——用来供给组织的生长,但人超过20岁之后很少再继续发育。
Growth which rarely continues beyond the age of 20, demands calories and nutrients—notably, protein—to feed expanding tissues.
随着愈伤组织和不定根的出现,多数营养物质含量呈下降趋势。
Most of the content of nutritive substance declined with the emergence of callusing and rooting.
The other is that this kind of adherence gives the tissue a property that's useful, in this case the property is it can serve as a barrier to nutrients from entering our body.
另外这种黏附,给予组织一种非常有用的属性,这种属性表现为组织成为,营养物质进入身体过程中的屏障
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