植物长根。
Most roots are long and round. They grow underground. They keep plants firmly in the soil and absorb water and food from the soil.
大多书的根是长而圆的，它们长在地下，把植物牢牢植根于土壤中，并从土中汲取水分和养分。
A proverb says that "Saint Valentine brings the keys of roots". Plants and flowers start to grow on this day. Birds also marry on Valentines day.
有谚语说“圣瓦伦丁带来了根的钥匙。”植物和花卉在这一天开始生长。鸟雀也在这一天求偶婚配。
The roots of woody plants grow deep.
木本植物的根茎长得很深。
The roots of plants draw specific nutrients from the soil, and as a result, plants which grow in soil rich in microbes and animals contain more nutrients.
植物根系能吸收土壤微生物产生的特定维生素，因此，在富含微生植物群和动物群的天然土壤中生长的植物含有更多营养素。
Tilth 's the quality of a soil which makes it easy to cultivate and easy for the roots of plants to grow.
耕性指的是使土壤易于耕作，根系易于生长的一种土壤性状。
Tilth 's the quality of a soil which makes it easy to cultivate and easy for the roots of plants to grow.
耕性指的是使土壤易于耕作，根系易于生长的一种土壤性状。
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