A major characteristic of life in diaspora is rootless .

流散生活的一个主要特点就是无根性。

And it leans on me like a rootless tree .

而它像棵无根的树斜倚著我。

Floating modern society : rootless modernity and itsexpression .

录现代社会的漂浮:无根的现代性及其呈现。

I sat on our scratchy brick stoop , dangling my legs off the edge , feeling as rootless as I 've ever felt .

我在砖面粗糙的门廊上坐下，双脚悬荡着，一种前所未有的无根感涌上心头。

Researchers think that humble algae , which are simple , rootless plants that normally provide food for aquatic animals , could lead be a revolutionary tool in the battle against climate change .

研究人员认为，这种简单、无根的微型藻类植物通常只是水生动物的食品，但是现在却变成了对抗气候变化的一个革命性工具。