Southwestern U.S is desert and semidesert, sparely covered with giant cactus and low shrubs, hot in the day and cold at night.是什么意思_Southwestern U.S is desert and semidesert, sparely covered with giant cactus and low shrubs, hot in the day and cold at night.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句