Biennial
01
نبات ثنائي الحول, ثنائي الحول
a plant that lives for two years and in its second year produces seeds and flowers
biennial
01
ثنائي الحول, كل سنتين
(of a plant) growing during the first year of its life, producing fruits or flowers and die in the second year
02
كل سنتين
occurring once every two years
