# overirrigation ##### 词义 - #词性/n 过量灌溉；过度灌溉 ##### 例句 - The role of overirrigation improving photosynthesis decline of flag leaf was mainly at the latter stage and had no role for yield increase . - 过量灌水改善旗叶光合衰退的效果主要表现在后期，对产量提高的意义并不大。