nodule

n.

（尤指植物上的）节结，小瘤；

复数：nodules

root nodule根瘤

Clinical practice. The thyroid nodule.
Management of a Solitary Thyroid Nodule
Coordinating Nodule Morphogenesis with Rhizobial. Infection in Legumes
Solitary pulmonary nodule: high-resolution CT and radiologic-pathologic correlation.
A manual for the practical study of the root-nodule bacteria
A manual for the practical study of the root-nodule bacteria.
A receptor kinase gene regulating symbiotic nodule development
A Manual for the Practical Study of Root-Nodule Bacteria. by J. M. Vincent
The infection of clover root hairs by nodule bacteria studied by a simple glass slide technique.
Thoracoscopy for the diagnosis of the indeterminate solitary pulmonary nodule