sessile
adj. （生物体，如藤壶）固着的；（植物或动物结构）无柄的
例句
Lower glume of sessile spikelet pitted between veins.
在脉之间具洼点的无梗小穗的更低的颖片。
Flowers in sessile umbels, with or without leaves at base.
花生于无梗伞形花序，有或没有叶在基部。
That raises the question: What about the city is driving sessile to change?
这就提出了一个问题：城市是如何让酸臭蚁改变的？
