詞語:biennials
biennials的同義詞
a. biyearly ,two-year
biennials的反義詞
a. annual ,one-year ,perennial
biennials的解釋
biennials[bai'eniəl]adj. 兩年一次的n. 二年生植物
biennials的意思
biennials 兩年生的;兩年生植物;
biennials的參考例句
1.Annuals or biennials 8-40 cm tall. 一年或二年生草本8-40厘米高。
2.Some biennials can be induced to act as annuals and flower in the first year by appropriate cold or hormone treatments. 適當的低溫或激素處理可以誘導一些二年生植物變成一年生植物並且開花。
3.In many plants, particularly biennials, the root may become swollen with carbohydrates and act as an underground food store during the winner. 在很多植物中,尤其在二年生植物中,根可能發育成貯藏碳水化合物的結構而變得肥大,這可作為植物在冬季的貯存養料。