n.灌溉；[医]冲洗
We used the money to set up an irrigation project. 我们把钱用在兴建灌溉工程上了。
Irrigation is needed to make crops grow in dry regions. 干旱地区需要灌溉才能使作物生长。
If not well managed, irrigation can be harmful. 如果管理不善，灌溉还可能有害处。
Irrigation is important for farming. 灌溉对农业是非常重要的。
Never try irrigation if the eardrum is broken. 如果耳膜破了，千万不要尝试这种冲洗法。
灌水过多,过量灌溉
