molecular depression of freezing-point

例句：

1. 1. The discovery of a new compound has led to a significant molecular freezing point depression in the area.
   发现了一种新的化合物，导致该地区的分子冻结点显著降低。
2. 2.The research team found that the addition of a small amount of salt could cause a molecular freezing point depression in the water.
   研究小组发现，少量盐的加入会导致水中的分子冻结点降低。
3. 3.This technique can be used to study the molecular freezing point depression in various materials.
   这种方法可以用来研究不同材料中的分子冻结点降低。