1.Corals are basically sessile organisms or animals, so they basically pick a place and they sit and then they cannot move.

珊瑚是固着有机物或动物，因此它们会选个地方安顿下来，之后就动不了了。

2.But if you crush a member of the ant species Tapinoma sessile, you might catch a whiff of a strange smell

如果命丧你脚底是一种臭蚂蚁，那你就会沾染一点怪味。

3.The cones are about three or four inches long, and two and a half wide, growing in close, sessile clusters among the leaves.

球果大约有三四英寸长，两英寸半宽，在叶子之间密密麻麻地生长。机翻

4.But my work had hardly been published, when a skilful palaeontologist, M. Bosquet, sent me a drawing of a perfect specimen of an unmistakable sessile cirripede, which he had himself extracted from the chalk of Belgium.

我作品几乎没有发表，一位​​技艺高超古生物学家 M. Bosquet，给我寄来了一幅完美无柄蔓足动物标本图画，这是他本人从比利时粉笔中提取。机翻