pull a muscle
US /pʊl ə ˈmʌsl/
UK /pʊl ə ˈmʌsl/

1.
拉傷肌肉, 扭傷肌肉
to injure a muscle by stretching it too much
:
•
I think I pulled a muscle in my back while lifting that heavy box.
我想我搬那個重箱子的時候拉傷了背部肌肉。
•
Always warm up properly before exercising to avoid pulling a muscle.
運動前務必充分熱身,以避免拉傷肌肉。