annual herb

常見例句

From 1984 to 1985 the author carried the experiment on annual and biennial herb flowers soilless seedling in Northeast Forestry University flowers garden.
于1984年—1985年在東北林業(yè)大學花圃，對一二年生草花進行了無土育苗試驗。
Flower size variation at the inflorescence and individual levels and its trade-off with flower number were evaluated in annual herb, Polygonum hydropiper(Polygonaceae).
探討一年生植物水蓼花大小在花序上和個體上的變化及花大小與花數(shù)量的權衡關系。
A tropical Asian annual herb(Abutilon theophrasti) naturalized in the United States, having large, velvety, heart-shaped leaves and yellow flowers. It is an important fiber plant in northern China.
苘麻一種熱帶亞洲的一年生草本植物（苘麻屬苘麻錦葵科），原產(chǎn)于美國，具有大而光滑的心形葉子和黃色花朵。它是中國北部的一種重要的纖維。
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