cloudiness英美n. 云量;多云状态; 阴暗;混浊;闷光;模糊不清; 浊度;浑浊性化学BNC.40437 / COCA.34110英英释义nounthe quality of being cloudySynonym:murkinessmuddinessgloomy semidarkness caused by cloud coverSynonym:overcastthe state of the sky when it is covered by cloudsSynonym:cloud coverovercast双语例句