名词 quad:
-
one of four children born at the same time from the same pregnancy
-
a muscle of the thigh that extends the leg
-
(printing) a block of type without a raised letter; used for spacing between words or sentences
-
a rectangular area surrounded on all sides by buildings
用作名词 (n.)
- This works the quads and the hamstrings.
这组动作锻炼四头肌和腿筋。
- 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。
