perennation

常見例句

It is an organ of perennation or vegetative propagation, and is characteristic of various water plants (e.g.Sagittaria).
這是多年生營(yíng)養(yǎng)繁殖器官，還是多種水生植物的特征之一(例如：Sagittaria)。
Under natural condition, the invasive plants formed superiority community easily, so it had a bigger potention of harmful effect to Lolium perenn.
在自然條件下，外來入侵襍草容易形成單一優(yōu)勢(shì)種落，對(duì)多年生黑麥草草坪具有較大的危害潛力。