基本解释[农业科学]俯视景观英汉例句双语例句Whether it is a downward tendency internationally or a delayed spring in China, landscape architecture stands at the crossroads now.国际上呈“退化的下降趋势”①的百年学科LA②，中国“迟到的春天”LA，今天都站在了十字路口。downward landscape更多例句专业释义农业科学俯视景观