A sessile leaf has no petiole.

无柄的叶没有叶柄。

Flowers pedicellate to nearly sessile.

花有花梗到近无柄。

On colonoscopy, a sessile polyp is seen below.

结肠镜检查, 在下边可见一个无蒂的息肉.

Water contact angles were measured by sessile drop method.

水接触角测定躺滴法。

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。

The sessile situations of the same species on hosts are different.

同一个种在不同宿主体上的定着位置亦不相同。

The shell of a sessile barnacle is attached directly to a substrate.

无柄藤壶的壳是直接附着在底部的。

Methods: Sessile polyps were removed piecemeal and pedunculated polyps transected at stalk.

方法：无蒂息肉采取逐渐切除的方法，有蒂息肉则横断切除蒂的方法。

Scientists don't yet know which factor attracts sessile, the abundance of food or the new environment.

科学家们还不知道究竟是哪些因素吸引酸臭蚁，是丰富的食品或是新的环境。

This wave of turbidity can also eliminate habitat for sessile filter feeders, such as freshwater mussels.

这波污浊物也会破坏行固著生活的滤食动物的栖息地，像是淡水贻贝。