单词bicycle clip
n.: 裤管夹(骑自行车时用)
裤管夹(骑自行车时用):
one of the two bands that people wear around their ankles when they are riding a bicycle to stop their trousers/pants getting caught in the chain
For bike This machine has a user-friendly bicycle clip.
本机有使用方便的自行车专用夹子。