dumbbell

n.

哑铃；蠢人；笨蛋；傻瓜

1. Dumbbell exercises toned my muscles.
   哑铃操锻炼我的肌肉。
2. The dumbbell was raised from the ground.
   哑铃被从地上举了起来。

Dumbbell
Dumbbell-like bifunctional Au-Fe3O4 nanoparticles.
Dumbbell-Like Au-Fe3O4 Nanoparticles for Target-Specific Platin Delivery
Au–Fe3O4 Dumbbell Nanoparticles as Dual‐Functional Probes
Dumbbell-like Pt-Fe3O4 nanoparticles and their enhanced catalysis for oxygen reduction reaction
Nanogap-engineerable Raman-active nanodumbbells for single-molecule detection
A unified view of polymer, dumbbell, and oligonucleotide DNA nearest-neighbor thermodynamics.
Hierarchical WO3 Hollow Shells: Dendrite, Sphere, Dumbbell, and Their Photocatalytic Properties
Visible light-induced charge retention and photocatalysis with hybrid CdSe-Au nanodumbbells.
Visible Light-Induced Charge Retention and Photocatalysis with Hybrid CdS-Au Nano dumbbells. Nano Lett. 8, 637