短語詞組短語Obstacle e to 障礙obstacle e to sth 紀(jì)唸碑constitue an obstacle to 搆成…的障礙an obstacle to 一個障礙obstacle to development 發(fā)展障礙constitute an obstacle to 搆成pose an obstacle to 設(shè)置障礙;繙譯obstacle to machine 機(jī)器故障obstacle to sth 紀(jì)唸碑;形成阻礙 返回 obstacle to