charley horse
noun /ˈtʃɑːli hɔːs/
/ˈtʃɑːrli hɔːrs/
[usually singular] (North American English, informal)- a cramp (= a sudden pain that you get when the muscles in a particular part of your body contract, usually caused by cold or too much exercise)
查理马：抽筋 - Ow! I just got a charley horse in my leg.
哎唷！我的腿抽筋了。
词源late 19th cent.: of unknown origin. - Ow! I just got a charley horse in my leg.