quads

n.

四倍( quad的名词复数 )；空铅；（大学的）四周有建筑物围绕的方院；四胞胎之一

1. This works the quads and the hamstrings.
   这组动作锻炼四头肌和腿筋。
2. Contract your quads by gently pressing your thighbones down into the floor.
   通过轻轻地将大腿骨压向地面来收缩股四头肌。

N-Quads: Extending N-Triples with Context
Skeletal Quads: Human Action Recognition Using Joint Quadruples
The structure of near polygons with quads
Using process quads to enable continuous services in a cluster environment
Aggregation in quads but not pairs of rats exposed to cat odor or bright light.
Hardware-Accelerated Soft Shadows Using Penumbra Quads
Method for improving texture locality for pixel quads by diagonal level-of-detail calculation
Initial results of the quanam drug eluting stent (QuaDS㏎P registry (BARDDS) in human subjects
Initial results of the Quanam drug eluting stent (QuaDS-QP-2) Registry (BARDDS) in human subjects.
Efficiency of initial learning and transfer by individuals, pairs, and quads.