dilution thinning

例句：

1. 1. The water was too strong for the soup; it needed some dilution.
   这汤水太浓了，需要加点水稀释一下。
2. 2. The doctor advised him to take a small amount of medicine and then drink more water to dilute it.
   医生建议他先喝少量药物，然后多喝水来稀释它。
3. 3. The wine needs to be diluted with water before serving.
   酒需要用水稀释后才能上桌。