adverb preposition
/əˈstraɪd/
with one leg on each side of sth 跨（或骑）在…上
to sit astride a horse/bike/chair
骑马／自行车；跨坐在椅子上
figurative
a town astride the river
跨河的城镇
跨坐地;骑着；If you sit or stand astride something, you sit or stand with one leg on each side of it. [ADV after v]
//…three youths who stood astride their bicycles and stared.
站着跨在自行车上凝视的3个年轻人