dilute sth in sth Dilute the bleach in a gallon of water. 把漂白剂放到1加仑水里稀释。

dilute sth with sth He was drinking a glass of wine diluted with water. 他正在喝一杯用水稀释过的葡萄酒。

Nervousness diluted her excitement slightly. 紧张有点使她兴奋不起来。