The diurnal variations of their Pn and Tr were significantly different, and the Pn and Tr of spring tomato were significantly higher than those of winter tomato under the same soil water content.是什么意思_The diurnal variations of their Pn and Tr were significantly different, and the Pn and Tr of spring tomato were significantly higher than those of winter tomato under the same soil water content.在线翻译_英语_读音_用法_例句