劍橋詞典a situation in the weather when a mass of cold air reaches warm air and pushes the warm air up off of the earth's surface 錮囚鋒（兩個(gè)鋒面相遇而形成的鋒面，尤指冷空氣將其前面的暖空氣抬高而形成的鋒面） 返回 occluded front