n.

the doughnut-shaped object enclosed by a torus

a ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle

同義詞：torus

Electronic properties of carbon toroids
Are interstellar toroids the focusing agent of the bipolar molecular outflows?
Field‐reversed experiments (FRX) on compact toroids
Magnetic reconnection of plasma toroids with cohelicity and counterhelicity.
The possibility of intrinsic local curvature in DNA toroids
High-Yield Preparation of Oligomeric C-Type DNA Toroids and Their Characterization by Cryoelectron Microscopy
New micellar morphologies from amphiphilic block copolymers : disks, toroids and bicontinuous micelles
The compaction of DNA helices into either continuous supercoils or folded-fiber rods and toroids
From the Cover: Cryoelectron microscopy of λ phage DNA condensates in vitreous ice: The fine structure of DNA toroids
Holder, S. J. & Sommerdijk, M. New micellar morphologies from amphiphilic block copolymers: disks, toroids and bicontinuous micelles...