1. Calcium chloride trihydrate is a common chemical used in ice melt and food additives.
氯化钙三水合物是常用于融冰和食品添加剂中的化学品。

2. The crystal structure of sodium carbonate trihydrate consists of water molecules trapped within the lattice.
碳酸钠三水合物的晶体结构中包含了被困在晶格中的水分子。