adj.牢不可破的，稳定持久的

The salt is completely indissoluble in water, forming a solid precipitate.
盐在水中完全不溶，形成固体沉淀。
Calcium carbonate is an insoluble substance in water, hence it's often used as a buffering agent.
碳酸钙在水中的溶解度极低，因此常被用作缓冲剂。
The oil and vinegar mixture is a classic example of an emulsion, where the two liquids are indissoluble but mix together.
油和醋混合是乳浊液的一个例子，两者虽然不溶但能混合在一起。
The metal oxide was found to be highly indissoluble in the organic solvent.
这种金属氧化物在有机溶剂中发现几乎不溶解。
Some vitamins, like vitamin K, are naturally present in food as indissoluble compounds.
有些维生素，如维生素K，天然存在于食物中以不溶的形式存在。
The indissoluble dye in this fabric gives it a vibrant color that doesn't fade easily.
这种织物中的不溶性染料使其色彩鲜艳且不易褪色。
The minerals in sea salt are largely indissoluble, contributing to its unique flavor.
海盐中的矿物质大部分是不溶的，这赋予了它独特的风味。
The chemical reaction resulted in the formation of an indissoluble compound, which couldn't be separated by simple means.
化学反应产生了无法分离的不溶化合物。
The indissoluble bond between siblings is a testament to the power of unconditional love.
兄弟姐妹间牢不可破的关系证明了无条件爱的力量。
The soil in this region is known for its high level of clay particles, making it relatively indissoluble.
这个地区的土壤以其高含量的粘土颗粒而闻名，因此相对不溶。